pronoia
Divine providence, foreknowledge, foresight.
An imperial grant to an individual of temporary fiscal rights in the form of land, incomes or taxes from land, fishing rights, etc., sometimes carrying with it an obligation of military service.

pronoiae
plural of pronoia

pronoiai
plural of pronoia

pronoias
plural of pronoia

proofsheet
Alternative spelling of proof sheet.

proofsheets
plural of proofsheet

proostraca
plural of proostracum

propagant
Part of a plant used for propagation.

propagants
plural of propagant

prophylactic
A medicine which preserves or defends against disease; a preventive.
A medicine which preserves or defends against disease; a preventive.
Any device or mechanism intended to prevent harmful consequences.

prophylactics
plural of prophylactic

proportionator
An unbiased stereological method used to estimate population size.

proportionators
plural of proportionator

propwood
Timber used to make props (vertical supports in a mine or similar).

prosbul
Alternative form of prozbul.

prosbuls
plural of prosbul

prosphora
a holy bread; a small loaf of leavened bread, used for communion in Orthodox Church. Usually consists of two layers, symbolizing the dual nature of Christ.

prosphoras
plural of prosphora

prosultiamine
thiamine propyl disulfide, a disulfide thiamine derivative used to treat vitamin B1 deficiency

protargol
Silver proteinate used for staining in electron microscopy.

protobiface
A primitive biface chopping tool.

protobifaces
plural of protobiface

protoboard
A board, having a matrix of small holes to which components may be attached without solder, used for the temporary construction and testing of electrical and electronic circuits

protoboards
plural of protoboard

protoplastid
An immature plastid that is incapable of photosynthesis

protoplastids
plural of protoplastid

protosilencer
An immature silencer

protosilencers
plural of protosilencer

protracter
rare spelling of protractor

protracters
plural of protracter

protractor
One who, or that which, protracts, or causes protraction.
A circular or semicircular tool for drawing or measuring angles.
An instrument formerly used in extracting foreign or offensive matter from a wound.
A muscle that extends an organ or part; opposed to retractor.
An adjustable pattern used by tailors.

protractors
plural of protractor

proverbial
Of, resembling, or expressed as a proverb, cliché, fable, or fairy tale.
Optionally placed before an element of a well-known proverb or metaphor to emphasize that the element is not being used in a literal sense (see Usage notes below)
Widely known; famous; stereotypical.

proverbials
Plural of proverbial.

prozbul
A document assigning one's promissory notes to a court for collection, used to evade the sabbatical year's nullification of debts.

prozbuls
plural of prozbul

prunt
A small piece of glass fused to the main body of a piece of glasswork and then shaped or pressed, for decoration

prunts
plural of prunt

prybar
A tool for prying (prising); usually made of steel.

prybars
plural of prybar

psalmisters
plural of psalmister

psalter
Synonym of Psalms, particularly when printed as a separate work from the Bible.
Synonym of breviary, which arranges the Psalms for devotional recitation.
Synonym of Book of Common Prayer, which prominently includes the Psalms.
A rosary with 150 beads, used for reciting the Psalms in Catholic editions of the Bible.
Alternative form of psaltery, a kind of zither as well as the King James translation of certain obscure musical terms in the Old Testament.

psalters
plural of psalter

psammophore
A collection of long hairs on the underside of the head of some ants that is used to carry sand

psammophores
plural of psammophore

pseudoanticline
An anticline caused by any nontectonic mechanism

pseudoanticlines
plural of pseudoanticline

pseudocapacitor
A device that stores electrical energy faradaically by electron charge transfer between electrode and electrolyte by means of pseudocapacitance.

pseudocapacitors
plural of pseudocapacitor

pseudocereal
Any plant that, although not belonging to the grass family, produces seeds that are used to make flour.

pseudocereals
plural of pseudocereal

pseudodataset
A data set composed of pseudodata.

pseudodatasets
plural of pseudodataset

pseudodevice
An entry in a file system that acts like a physical device without having the corresponding hardware.

pseudodevices
plural of pseudodevice

pseudograin
Synonym of pseudocereal.

pseudograins
plural of pseudograin

pseudoheritabilities
plural of pseudoheritability

pseudoheritability
A form of estimate used to determine heritability.

pseudointerface
A software component that acts like a network interface but is not a true interface.

pseudointerfaces
plural of pseudointerface

pseudokarst
A feature resembling a karst but created by a different mechanism

pseudokarsts
plural of pseudokarst

pseudophone
A device that changes the apparent direction that a sound comes from

pseudophones
plural of pseudophone

pseudoproxies
plural of pseudoproxy

pseudoproxy
A simulated model of a climate that is used to reconstruct temperature distributions in the distant past

pseudospermatophore
A structure in many monogeneans similar to a spermatophore that is used to prevent escape of sperm from the vagina

pseudospermatophores
plural of pseudospermatophore

pseudoterminal
A pair of pseudodevices that can communicate with each other without the hardware that a true device would require.

pseudoterminals
plural of pseudoterminal

pseudovirion
A synthetic viral particle that cannot replicate, used to inject foreign nucleic acid into a cell.

pseudovirions
plural of pseudovirion

psikhushka
A mental hospital used for abusive psychiatric treatment of political dissidents.

psikhushkas
plural of psikhushka

psophometer
An instrument used in telecommunications to measure the noise of a telephone circuit.

psophometers
plural of psophometer

psoralen
Any of a group of furanocoumarins, from the seeds of various plants, that are used to treat psoriasis, eczema and vitiligo.

psoralene
Alternative form of psoralen.

psoralenes
plural of psoralene

psoralens
plural of psoralen

psychoenergetics
A subschool of psychotronics, dealing with the purported links between the human psyche and mystical forms of energy.

psychogalvanometer
A device that makes psychogalvanic measurements (typically of the skin)

psychogalvanometers
plural of psychogalvanometer

psychophor
A metal device that sits against the prostate and perineum, through which cold water is run, used to treat impotence and excessive masturbation.

pterygiophore
Any of the bones in a fish that support the dorsal fin. There are two to three of them: proximal, middle, and distal. In spinous fins the distal is often fused to the middle or not present at all.

pterygiophores
plural of pterygiophore

pubicide
Any of the various chemicals used to kill pubic lice.
The use of such a chemical.

pubicides
plural of pubicide

pud
Pudding (either sweet or savoury).

pudd
Alternative form of pud
Short for pudding

pudds
plural of pudd

puds
plural of pud

puki
A bowl or other dish used by Native Americans in the Southwest as a mold when making pots.
Any form or mold used for making clay pots by hand.

pukis
plural of puki

pulaski
A double-ended fire-fighting tool, usually long-handled, and having an ax-blade on one side and a mattock-blade on the other.

pulaskis
plural of pulaski

pullcord
A cord that can be pulled to activate a light or other mechanism.

pullcords
plural of pullcord

pullies
plural of pully
plural of pulley

pullikins
Pliers once used to extract teeth.

pulmotor
An apparatus for producing artificial respiration by pumping oxygen and/or air into and out of the lungs, as of a person who has been asphyxiated by drowning, breathing poisonous gases, etc.

pulmotors
plural of pulmotor

pulper
A machine for pulping paper or various other substances.

pulpers
plural of pulper