AbstractPhil/geometric-vocab-english-full-a-to-z huggingface dataset:
perigenesis: a theory which explains inheritance by the transmission of the type of growth force possessed by one generation to another.
perigeum: that point in the orbit of the moon which is nearest to the earth; -- opposed to apogee. it is sometimes, but rarely, used of the nearest points of other orbits, as of a comet, a planet, etc. called also epigee, epigeum.
perigone: any organ inclosing the essential organs of a flower; a perianth.-in mosses, the involucral bracts of a male flower.-a sac which surrounds the generative bodies in the gonophore of a hydroid.
perigord pie: a pie made of truffles, much esteemed by epicures.
perigynium: some unusual appendage about the pistil, as the bottle-shaped body in the sedges, and the bristles or scales in some other genera of the sedge family, or cyperaceae.
perigynous: having the ovary free, but the petals and stamens borne on the calyx; -- said of flower such as that of the cherry or peach.
perihelium: that point of the orbit of a planet or comet which is nearest to the sun; -- opposed to aphelion.
peril: danger; risk; hazard; jeopardy; exposure of person or property to injury, loss, or destruction.-to expose to danger; to hazard; to risk; as, to peril one's life.-to be in danger.
perilla: a genus of labiate herbs, of which one species (perilla ocimoides, or p. nankinensis) is often cultivated for its purple or variegated foliage.
perilous: full of, attended with, or involving, peril; dangerous; hazardous; as, a perilous undertaking.-daring; reckless; dangerous.
perilymph: the fluid which surrounds the membranous labyrinth of the internal ear, and separates it from the walls of the chambers in which the labyrinth lies.
perilymphatic: pertaining to, or containing, perilymph.-perilymphangial.
perimeter: the outer boundary of a body or figure, or the sum of all the sides.-an instrument for determining the extent and shape of the field of vision.
perimetrical: of or pertaining to the perimeter, or to perimetry; as, a perimetric chart of the eye.
perimorph: a crystal of one species inclosing one of another species. see endomorph.
perimysial: surrounding a muscle or muscles.-of or pertaining to the perimysium.
perimysium: the connective tissue sheath which surrounds a muscle, and sends partitions inwards between the bundles of muscular fibers.
perineum: the region which is included within the outlet of the pelvis, and is traversed by the urinogenital canal and the rectum.
perineurial: surrounding nerves or nerve fibers; of or pertaining to the perineurium.
perineurium: the connective tissue sheath which surrounds a bundle of nerve fibers. see epineurium, and neurilemma.
perinuclear: of or pertaining to a nucleus; situated around a nucleus; as, the perinuclear protoplasm.
period: a portion of time as limited and determined by some recurring phenomenon, as by the completion of a revolution of one of the heavenly bodies; a division of time, as a series of years, months, or days, in which something is completed, and ready to recommence and go on in the same order; as, the period of the sun, or the earth, or a comet.-a stated and recurring interval of time; more generally, an interval of time specified or left indefinite; a certain series of years, months, days, or the like; a time; a cycle; an age; an epoch; as, the period of the roman republic.-one of the great divisions of geological time; as, the tertiary period; the glacial period.  see the chart of geology.-the termination or completion of a revolution, cycle, series of events, single event, or act; hence, a limit; a bound; an end; a conclusion.-a complete sentence, from one full stop to another; esp., a well-proportioned, harmonious sentence.-the punctuation point [.] that marks the end of a complete sentence, or of an abbreviated word.-one of several similar sets of figures or terms usually marked by points or commas placed at regular intervals, as in numeration, in the extraction of roots, and in circulating decimals.-the time of the exacerbation and remission of a disease, or of the paroxysm and intermission.-a complete musical sentence.-to put an end to.-to come to a period; to conclude. [obs.] "you may period upon this, that," etc.
periodic: pertaining to, derived from, or designating, the highest oxygen acid (hio/) of iodine.-alt. of periodical
periodical: of or pertaining to a period or periods, or to division by periods.-performed in a period, or regular revolution; proceeding in a series of successive circuits; as, the periodical motion of the planets round the sun.-happening, by revolution, at a stated time; returning regularly, after a certain period of time; acting, happening, or appearing, at fixed intervals; recurring; as, periodical epidemics.-of or pertaining to a period; constituting a complete sentence.-a magazine or other publication which appears at stated or regular intervals.
periodicity: the quality or state of being periodical, or regularly recurrent; as, the periodicity in the vital phenomena of plants.
periodide: an iodide containing a higher proportion of iodine than any other iodide of the same substance or series.
perioecians: those who live on the same parallel of latitude but on opposite meridians, so that it is noon in one place when it is midnight in the other. compare antoeci.
periosteum: the membrane of fibrous connective tissue which closely invests all bones except at the articular surfaces.
periostracum: a chitinous membrane covering the exterior of many shells; -- called also epidermis.
periotic: surrounding, or pertaining to the region surrounding, the internal ear; as, the periotic capsule.-a periotic bone.
peripatetic: walking about; itinerant.-of or pertaining to the philosophy taught by aristotle (who gave his instructions while walking in the lyceum at athens), or to his followers.-one who walks about; a pedestrian; an itinerant.-a disciple of aristotle; an aristotelian.
peripateticism: the doctrines or philosophical system of the peripatetics. see peripatetic, n., 2.
peripatus: a genus of lowly organized arthropods, found in south africa, australia, and tropical america. it constitutes the order malacopoda.
peripheral: of or pertaining to a periphery; constituting a periphery; peripheric.-external; away from the center; as, the peripheral portion of the nervous system.
periphery: the outside or superficial portions of a body; the surface.-the circumference of a circle, ellipse, or other figure.
periphrase: the use of more words than are necessary to express the idea; a roundabout, or indirect, way of speaking; circumlocution.-to express by periphrase or circumlocution.-to use circumlocution.
periphrastical: expressing, or expressed, in more words than are necessary; characterized by periphrase; circumlocutory.
peripteral: having columns on all sides; -- said of an edifice. see apteral.
periscii: those who live within a polar circle, whose shadows, during some summer days, will move entirely round, falling toward every point of the compass.
periscope: a general or comprehensive view.-an optical instrument of tubular shape containing an arrangement of lenses and mirrors (or prisms), allowing a person to observe a field of view otherwise obstructed, as beyond an obstructing object or (as in submarines) above the surface of the water.
periscopic: viewing all around, or on all sides.-of or relating to a periscope{2}.
perish: to be destroyed; to pass away; to become nothing; to be lost; to die; hence, to wither; to waste away.-to cause perish.
perishable: liable to perish; subject to decay, destruction, or death; as, perishable goods; our perishable bodies.
perishableness: the quality or state of being perishable; liability to decay or destruction.
perisome: the entire covering of an invertebrate animal, as echinoderm or coelenterate; the integument.
perisperm: the albumen of a seed, especially that portion which is formed outside of the embryo sac.
perissad: odd; not even; -- said of elementary substances and of radicals whose valence is not divisible by two without a remainder. contrasted with artiad.
perissodactyla: a division of ungulate mammals, including those that have an odd number of toes, as the horse, tapir, and rhinoceros; -- opposed to artiodactyla.
peristaltic: applied to the peculiar wormlike wave motion of the intestines and other similar structures, produced by the successive contraction of the muscular fibers of their walls, forcing their contents onwards; as, peristaltic movement.
peristerite: a variety of albite, whitish and slightly iridescent like a pigeon's neck.
peristeropodous: having pigeonlike feet; -- said of those gallinaceous birds that rest on all four toes, as the curassows and megapods.
peristome: the fringe of teeth around the orifice of the capsule of mosses. it consists of 4, 8, 16, 32, or 64 teeth, and may be either single or double.-the lip, or edge of the aperture, of a spiral shell.-the membrane surrounding the mouth of an invertebrate animal.
peristrephic: turning around; rotatory; revolving; as, a peristrephic painting (of a panorama).
peristyle: a range of columns with their entablature, etc.; specifically, a complete system of columns, whether on all sides of a court, or surrounding a building, such as the cella of a temple. used in the former sense, it gives name to the larger and inner court of a roman dwelling, the peristyle. see colonnade.
perisystole: the interval between the diastole and systole of the heart. it is perceptible only in the dying.
perithecium: an organ in certain fungi and lichens, surrounding and enveloping the masses of fructification.
peritoneum: the smooth serous membrane which lines the cavity of the abdomen, or the whole body cavity when there is no diaphragm, and, turning back, surrounds the viscera, forming a closed, or nearly closed, sac.
peritreme: that part of the integument of an insect which surrounds the spiracles.-the edge of the aperture of a univalve shell.
peritricha: a division of ciliated infusoria having a circle of cilia around the oral disk and sometimes another around the body. it includes the vorticellas. see vorticella.
peritrochium: the wheel which, together with the axle, forms the axis in peritrochio, which see under axis.
peritropal: rotatory; circuitous.-having the axis of the seed perpendicular to the axis of the pericarp to which it is attached.
perivitelline: situated around the vitellus, or between the vitellus and zona pellucida of an ovum.
periwig: a headdress of false hair, usually covering the whole head, and representing the natural hair; a wig.-to dress with a periwig, or with false hair.
periwinkle: any small marine gastropod shell of the genus littorina. the common european species (littorina littorea), in europe extensively used as food, has recently become naturalized abundantly on the american coast. see littorina.-a trailing herb of the genus vinca.
perjure: to cause to violate an oath or a vow; to cause to make oath knowingly to what is untrue; to make guilty of perjury; to forswear; to corrupt; -- often used reflexively; as, he perjured himself.-to make a false oath to; to deceive by oaths and protestations.-a perjured person.
perjured: of perjure-guilty of perjury; having sworn falsely; forsworn.
perjurer: one who is guilty of perjury; one who perjures or forswears, in any sense.
perjury: false swearing.-at common law, a willfully false statement in a fact material to the issue, made by a witness under oath in a competent judicial proceeding. by statute the penalties of perjury are imposed on the making of willfully false affirmations.
perk: to make trim or smart; to straighten up; to erect; to make a jaunty or saucy display of; as, to perk the ears; to perk up one's head.-to exalt one's self; to bear one's self loftily.-smart; trim; spruce; jaunty; vain.-to peer; to look inquisitively.
perkinism: a remedial treatment, by drawing the pointed extremities of two rods, each of a different metal, over the affected part; tractoration, -- first employed by dr. elisha perkins of norwich, conn. see metallotherapy.
perlid: any insect of the genus perla, or family perlidae. see stone fly, under stone.
perlitic: relating to or resembling perlite, or pearlstone; as, the perlitic structure of certain rocks. see pearlite.
permanency: the quality or state of being permanent; continuance in the same state or place; duration; fixedness; as, the permanence of institutions; the permanence of nature.
permanent: continuing in the same state, or without any change that destroys form or character; remaining unaltered or unremoved; abiding; durable; fixed; stable; lasting; as, a permanent impression.
permanganic: pertaining to, or designating, one of the higher acids of manganese, hmno4, which forms salts called permanganates.
permeable: capable of being permeated, or passed through; yielding passage; passable; penetrable; -- used especially of substances which allow the passage of fluids; as, wood is permeable to oil; glass is permeable to light.
permeate: to pass through the pores or interstices of; to penetrate and pass through without causing rupture or displacement; -- applied especially to fluids which pass through substances of loose texture; as, water permeates sand.-to enter and spread through; to pervade.
permeation: the act of permeating, passing through, or spreading throughout, the pores or interstices of any substance.
permian: belonging or relating to the period, and also to the formation, next following the carboniferous, and regarded as closing the carboniferous age and paleozoic era.-the permian period. see chart of geology.
permiss: a permitted choice; a rhetorical figure in which a thing is committed to the decision of one's opponent.
permissibility: the quality of being permissible; permissibleness; allowableness.
permission: the act of permitting or allowing; formal consent; authorization; leave; license or liberty granted.
permit: to consent to; to allow or suffer to be done; to tolerate; to put up with.-to grant (one) express license or liberty to do an act; to authorize; to give leave; -- followed by an infinitive.-to give over; to resign; to leave; to commit.-to grant permission; to allow.-warrant; license; leave; permission; specifically, a written license or permission given to a person or persons having authority; as, a permit to land goods subject to duty.
permutation: the act of permuting; exchange of the thing for another; mutual transference; interchange.-the arrangement of any determinate number of things, as units, objects, letters, etc., in all possible orders, one after the other; -- called also alternation.  cf. combination, n., 4.-any one of such possible arrangements.-barter; exchange.
permute: to interchange; to transfer reciprocally.-to exchange; to barter; to traffic.
pernancy: a taking or reception, as the receiving of rents or tithes in kind, the receiving of profits.
pernicious: quick; swift (to burn).-having the quality of injuring or killing; destructive; very mischievous; baleful; malicious; wicked.
pernot furnace: a reverberatory furnace with a circular revolving hearth, -- used in making steel.
pernyi moth: a silk-producing moth (attacus pernyi) which feeds upon the oak. it has been introduced into europe and america from china.
peronate: a term applied to the stipes or stalks of certain fungi which are covered with a woolly substance which at length becomes powdery.
peroneal: of or pertaining to the fibula; in the region of the fibula.
peroration: the concluding part of an oration; especially, a final summing up and enforcement of an argument.
peroxidation: act, process, or result of peroxidizing; oxidation to a peroxide.
peroxide: an oxide containing more oxygen than some other oxide of the same element. formerly peroxides were regarded as the highest oxides.  cf. per-, 2.
peroxidize: to oxidize to the utmost degree, so as to form a peroxide.
perpender: a large stone reaching through a wall so as to appear on both sides of it, and acting as a binder; -- called also perbend, perpend stone, and perpent stone.
perpendicular: exactly upright or vertical; pointing to the zenith; at right angles to the plane of the horizon; extending in a right line from any point toward the center of the earth.-at right angles to a given line or surface; as, the line ad is perpendicular to the line bc.-a line at right angles to the plane of the horizon; a vertical line or direction.-a line or plane falling at right angles on another line or surface, or making equal angles with it on each side.
perpetrate: to do or perform; to carry through; to execute, commonly in a bad sense; to commit (as a crime, an offense); to be guilty of; as, to perpetrate a foul deed.
perpetration: the act of perpetrating; a doing; -- commonly used of doing something wrong, as a crime.-the thing perpetrated; an evil action.
perpetual: neverceasing; continuing forever or for an unlimited time; unfailing; everlasting; continuous.
perpetuate: to make perpetual; to cause to endure, or to be continued, indefinitely; to preserve from extinction or oblivion; to eternize.-made perpetual; perpetuated.
perpetuation: the act of making perpetual, or of preserving from extinction through an endless existence, or for an indefinite period of time; continuance.
perpetuity: the quality or state of being perpetual; as, the perpetuity of laws.-something that is perpetual.-endless time.-the number of years in which the simple interest of any sum becomes equal to the principal.-the number of years' purchase to be given for an annuity to continue forever.-a perpetual annuity.-duration without limitations as to time.-the quality or condition of an estate by which it becomes inalienable, either perpetually or for a very long period; also, the estate itself so modified or perpetuated.
perplex: to involve; to entangle; to make intricate or complicated, and difficult to be unraveled or understood; as, to perplex one with doubts.-to embarrass; to puzzle; to distract; to bewilder; to confuse; to trouble with ambiguity, suspense, or anxiety.-to plague; to vex; to tormen.-intricate; difficult.
perplexed: of perplex-entangled, involved, or confused; hence, embarrassd; puzzled; doubtful; anxious.
perplexity: the quality or state of being perplexed or puzzled; complication; intricacy; entanglement; distraction of mind through doubt or difficulty; embarrassment; bewilderment; doubt.
perquisite: something gained from a place or employment over and above the ordinary salary or fixed wages for services rendered; especially, a fee allowed by law to an officer for a specific service.-things gotten by a man's own industry, or purchased with his own money, as opposed to things which come to him by descent.
perry: a fermented liquor made from pears; pear cider.-a suddent squall. see pirry.
pers: light blue; grayish blue; -- a term applied to different shades at different periods.-a cloth of sky-blue color.
persalt: a term formerly given to the salts supposed to be formed respectively by neutralizing acids with certain peroxides.
persecute: to pursue in a manner to injure, grieve, or afflict; to beset with cruelty or malignity; to harass; especially, to afflict, harass, punish, or put to death, for adherence to a particular religious creed or mode of worship.-to harass with importunity; to pursue with persistent solicitations; to annoy.
persecution: the act or practice of persecuting; especially, the infliction of loss, pain, or death for adherence to a particular creed or mode of worship.-the state or condition of being persecuted.-a carrying on; prosecution.
perseid: one of a group of shooting stars which appear yearly about the 10th of august, and cross the heavens in paths apparently radiating from the constellation perseus. they are beleived to be fragments once connected with a comet visible in 1862.
perseus: a grecian legendary hero, son of jupiter and danae, who slew the gorgon medusa.-a consellation of the northern hemisphere, near taurus and cassiopea. it contains a star cluster visible to the naked eye as a nebula.
perseverance: the act of persevering; persistence in anything undertaken; continued pursuit or prosecution of any business, or enterprise begun.-discrimination.-continuance in a state of grace until it is succeeded by a state of glory; sometimes called final perseverance, and the perseverance of the saints. see calvinism.
persevere: to persist in any business or enterprise undertaken; to pursue steadily any project or course begun; to maintain a purpose in spite of counter influences, opposition, or discouragement; not to give or abandon what is undertaken.
persian: of or pertaining to persia, to the persians, or to their language.-a native or inhabitant of persia.-the language spoken in persia.-a thin silk fabric, used formerly for linings.-see persian columns, under persian, a.
persicot: a cordial made of the kernels of apricots, nectarines, etc., with refined spirit.
persiflage: frivolous or bantering talk; a frivolous manner of treating any subject, whether serious or otherwise; light raillery.
persifleur: one who indulges in persiflage; a banterer; a quiz.
persimmon: an american tree (diospyros virginiana) and its fruit, found from new york southward. the fruit is like a plum in appearance, but is very harsh and astringent until it has been exposed to frost, when it becomes palatable and nutritious.
persist: to stand firm; to be fixed and unmoved; to stay; to continue steadfastly; especially, to continue fixed in a course of conduct against opposing motives; to persevere; -- sometimes conveying an unfavorable notion, as of doggedness or obstinacy.
persistency: the quality or state of being persistent; staying or continuing quality; hence, in an unfavorable sense, doggedness; obstinacy.-the continuance of an effect after the cause which first gave rise to it is removed-the persistence of motion.-visual persistence, or persistence of the visual impression; auditory persistence, etc.
persistent: inclined to persist; having staying qualities; tenacious of position or purpose.-remaining beyond the period when parts of the same kind sometimes fall off or are absorbed; permanent; as, persistent teeth or gills; a persistent calyx; -- opposed to deciduous, and caducous.
person: a character or part, as in a play; a specific kind or manifestation of individual character, whether in real life, or in literary or dramatic representation; an assumed character.-the bodily form of a human being; body; outward appearance; as, of comely person.-a living, self-conscious being, as distinct from an animal or a thing; a moral agent; a human being; a man, woman, or child.-a human being spoken of indefinitely; one; a man; as, any person present.-a parson; the parish priest.-among trinitarians, one of the three subdivisions of the godhead (the father, the son, and the holy ghost); an hypostasis.-one of three relations or conditions (that of speaking, that of being spoken to, and that of being spoken of) pertaining to a noun or a pronoun, and thence also to the verb of which it may be the subject.-a shoot or bud of a plant; a polyp or zooid of the compound hydrozoa anthozoa, etc.; also, an individual, in the narrowest sense, among the higher animals.-to represent as a person; to personify; to impersonate.
personable: having a well-formed body, or person; graceful; comely; of good appearance; presentable; as, a personable man or woman.-enabled to maintain pleas in court.-having capacity to take anything granted.
personage: form, appearance, or belongings of a person; the external appearance, stature, figure, air, and the like, of a person.-character assumed or represented.-a notable or distinguished person; a conspicious or peculiar character; as, an illustrious personage; a comely personage of stature tall.