hydrothiolation
The addition reaction of a thiol across a double bond (or triple bond)

hydrothiolations
plural of hydrothiolation

hydrothoraces
plural of hydrothorax

hydrothorax
The presence of serous fluid (liquid) in the pleural cavity.

hydrothoraxes
plural of hydrothorax

hydrotimetry
The measurement of the hardness of water by titration with a soap solution.

hydrotreatment
hydrotreating

hydrotreatments
plural of hydrotreatment

hydrovinylation
The addition reaction of ethylene (or similar alkene) across a double bond

hydrovinylations
plural of hydrovinylation

hydrovolcanism
The interaction between magma and water.

hydroxyalkylation
An addition reaction that results in a hydroxyalkyl product

hydroxyalkylations
plural of hydroxyalkylation

hydroxyanisole
Any of three isomers of methoxyphenol, especially 4-methoxyphenol.

hydroxyanisoles
plural of hydroxyanisole

hydroxychavicol
A particular phenolic antimutagen isolated from betel leaves.

hydroxycyclization
A reaction in which the addition of a hydroxy group to one carbon atom of a double or triple bond is accompanied by cyclization

hydroxycyclizations
plural of hydroxycyclization

hydroxydeboronation
Any deboronation reaction in which one or two hydroxyl groups are added

hydroxyflutamide
A particular antiandrogen.

hydroxymethylcytosine
Either of two isomeric hydroxymethyl derivatives of cytosine, but especially 5-hydroxymethylcytosine which functions as a base in certain specialized DNAs

hydroxymethylcytosines
plural of hydroxymethylcytosine

hydroxyproteome
The set of hydroxyproteins related to a particular genome

hydroxyproteomes
plural of hydroxyproteome

hydt
Abbreviation of hydrant.

hydts
plural of hydt

hydyne
A mixture of unsymmetrical dimethylhydrazine and diethylenetriamine used as rocket fuel.

hyemation
The passing of a winter in a particular place; a wintering.
The act of affording shelter in winter.

hyetography
The science that deals with the geographical distribution of rain.

hyetology
The scientific study of precipitation.

hyfrecation
The use of a hyfrecator.

hygeiolatry
Excessive attention paid to bodily health, at the expense of morality or religion.

hygeiotherapy
A system of alternative medicine introduced by Russell Thacher Trall that grew out of hydropathy, adding lifestyle changes such as abstinence from tobacco and alcohol, a vegetarian diet, fresh air, exercise, and sexual restraint.

hygeology
Alternative form of hygiology.

hygiastics
The science of health and hygiene.

hygienics
The science of hygiene

hygienism
The practice of hygiene.

hygienization
The process of hygienizing.

hygiology
The science of hygiene or the preservation of health.

hygrochasy
dehiscence that occurs upon wetting

hygrodeik
A form of hygrometer having wet and dry bulb thermometers, with an adjustable index showing the percentage of moisture in the air, etc.

hygrodeiks
plural of hygrodeik

hygrograph
Any of several forms of automated hygrometer that record humidity.

hygrographs
plural of hygrograph

hygrography
The design, construction and use of hygrographs

hygrology
The science that deals with the fluids of the body.

hygrophil
Dated form of hygrophile.

hygrophils
plural of hygrophil

hygrophobia
An aversion to moisture or dampness.

hygroreception
The ability of some insects to detect changes in the moisture content of their environment

hygroreceptor
A structure, in many insects, that detects changes in the moisture content of the environment

hygroreceptors
plural of hygroreceptor

hygroscopicities
plural of hygroscopicity

hygroscopicity
The state of being hygroscopic.
The degree to which a substance is hygroscopic.

hygroscopy
The ability of a substance to attract and hold water molecules from the surrounding environment.

hygrosensation
The ability of some animals to detect variation in humidity

hygrotaxis
movement to or from moisture

hyleg
In Hellenistic astrology, the planet with the greatest essential dignity in five important natal chart positions: the degree of the Sun; the degree of the Moon; the Ascendant; the Lot of Fortune; and the prenatal syzygy (that is, New Moon or Full Moon, whichever most closely preceded the birth).

hylegs
plural of hyleg

hyletics
The study of matter or raw impressions of an intentional act; the abstraction from the form.

hyloism
Alternative form of hylotheism.

hylomania
An obsession with matter or philosophical materialism.

hylomorphism
The doctrine that every physical substance is the sum of its component matter and the form taken by that matter.
Composition of an anamorphism and a catamorphism.

hylomorphisms
plural of hylomorphism

hylopathism
The belief that all matter is sentient in some form.

hylopathy
The ability of a spirit to penetrate and affect matter.

hylophobia
The fear of forests or wooded areas.

hylotheism
Theory equating matter with God or merging one into the other (see pantheism).
Doctrine of belief that matter is God, or that there is no God except matter and the universe (see materialism).

hylozoism
The belief that all physical matter is alive in some sense.
Synonym of materialism, the belief that all life derives entirely from physical matter.

hylozoisms
plural of hylozoism

hymenectomies
plural of hymenectomy

hymenectomy
Surgical excision of the hymen.

hymenologies
plural of hymenology

hymenology
The scientific study of the hymen.
A treatise on the topic of the hymen.
The scientific study of membranes in general.
A treatise on the topic of membranes.

hymenopterology
The scientific study of the Hymenoptera.

hymenorrhaphies
plural of hymenorrhaphy

hymenorrhaphy
Reconstructive surgery in which a woman's hymen is restored to the unbroken condition ordinarily characteristic of virginity.

hymenotomies
plural of hymenotomy

hymenotomy
The surgical removal or opening of the hymen.

hymnodies
plural of hymnody

hymnody
The writing, composing, or singing of hymns or psalms.
The hymns of a particular church or of a particular time.

hymnography
The art of composing hymns.

hymnologies
plural of hymnology

hymnology
The study of hymns; hymnody.

hyongum
Alternative spelling of hyon'gum.

hyoshigi
One of the wooden sticks that are clapped by the yobidashi to draw the spectator's attention.

hyosternum
hyoplastron

hypakoe
Alternative spelling of hypakoë.

hypakoes
plural of hypakoe

hypalgesia
Alternative form of hypoalgesia.

hypalgesias
plural of hypalgesia

hypalgia
diminished sensitivity to pain

hypalgias
plural of hypalgia

hypallage
The use of a grammatical modifier which syntactically modifies an item other than the one it belongs to semantically, generating a connection between the two.
A phrase in which this occurs.

hypallages
plural of hypallage

hypeness
excitement; excellence; coolness

hypengyophobia
A fear of responsibility, or of neglecting one's responsibilities.

hyperabduction
extreme muscular withdrawal of a limb outward from the body

hyperabsolutism
Excessive absolutism; inflexible disregard of contextual variables.

hyperabundance
very great abundance

hyperabundances
plural of hyperabundance

hyperacceleration
High acceleration

hyperaccommodation
Excessive accommodation of the eye.

hyperaccretion
Much greater than normal accretion, typically around a stellar black hole.

hyperaccuracy
The condition of being hyperaccurate

hyperachievement
A very high level of achievement.

hyperacidification
Excessive acidification

hyperacidifications
plural of hyperacidification

hyperacidities
plural of hyperacidity

hyperacidity
The condition of being excessively acidic

hyperaction
excessive action, as of a biological system

hyperactivation
A form of sperm motility associated with active beating of the flagellum.
Excessive activation.

hyperactivations
plural of hyperactivation

hyperactiveness
The state or quality of being hyperactive.

hyperactivities
plural of hyperactivity

hyperactivity
The quality of being hyperactive; excessive and pathological movement and restlessness.