12-letter words containing o, a, t, h
- hovering act — an act forbidding or restricting the loitering of foreign or domestic vessels within the prescribed limits of a coastal nation.
- humanisation — Alternative form of humanization.
- humanization — to make humane, kind, or gentle.
- humboldt bay — an inlet of the Pacific Ocean in NW California.
- humification — the formation of humus.
- humiliations — Plural form of humiliation.
- hyannis port — a town in SE Massachusetts, on Nantucket Sound: summer resort.
- hydatidiform — like or resembling a hydatid
- hydnocarpate — a salt or ester of hydnocarpic acid.
- hydrobromate — (chemistry) hydrobromide.
- hydroelastic — undergoing a change in elasticity as a result of the flow of water or another fluid
- hydrogenated — to combine or treat with hydrogen, especially to add hydrogen to the molecule of (an unsaturated organic compound).
- hydrogenates — Third-person singular simple present indicative form of hydrogenate.
- hydrolysates — Plural form of hydrolysate.
- hydronautics — (nautical) The science of the design and construction of ships, their engines, and their instrumentation.
- hydrostatics — the branch of hydrodynamics that deals with the statics of fluids, usually confined to the equilibrium and pressure of liquids.
- hydrosulfate — a salt formed by the direct union of sulfuric acid with an organic base, especially an alkaloid, and usually more soluble than the base.
- hydrotherapy — the branch of therapeutics that deals with the curative use of water.
- hydrothermal — noting or pertaining to the action of hot, aqueous solutions or gases within or on the surface of the earth.
- hydroxylated — Simple past tense and past participle of hydroxylate.
- hygrochastic — of or relating to the opening of a fruit or flower caused by water or moisture
- hygrothermal — (physics) Of or pertaining to both humidity and temperature.
- hymenoplasty — (medicine) Plastic surgery affecting a woman's hymen, usually involving reconstruction to the unbroken condition ordinarily characteristic of virginity.
- hymenopteran — hymenopterous.
- hyperchaotic — Of or pertaining to hyperchaos.
- hypercoaster — Megacoaster.
- hyperreactor — a person who behaves in a hyperreactive manner
- hypnotherapy — treatment of a symptom, disease, or addiction by means of hypnotism.
- hypnotically — of or relating to hypnosis or hypnotism.
- hypnotisable — Alternative spelling of hypnotizable.
- hypnotizable — One who is susceptible to hypnosis.
- hypocritical — of the nature of hypocrisy, or pretense of having virtues, beliefs, principles, etc., that one does not actually possess: The parent who has a “do what I say and not what I do” attitude can appear hypocritical to a child.
- hypoesthesia — an abnormally weak sense of pain, heat, cold, or touch.
- hypogastrium — the lower and median part of the abdomen.
- hypognathous — having the lower jaw or mandible longer than the upper.
- hypomyotonia — abnormally diminished muscular tone.
- hyponatremia — (medicine) An abnormally low concentration of sodium (or salt) in blood plasma.
- hypoplastron — the third lateral plate in the plastron of turtles
- hypostasised — to assume the reality of (an idea, proposition, etc.); hypostatize.
- hypostatised — to treat or regard (a concept, idea, etc.) as a distinct substance or reality.
- hypostatized — Simple past tense and past participle of hypostatize.
- hyposulphate — a salt derived from hyposulphuric acid
- hypothalamic — Of or pertaining to the hypothalamus.
- hypothalamus — a region of the brain, between the thalamus and the midbrain, that functions as the main control center for the autonomic nervous system by regulating sleep cycles, body temperature, appetite, etc., and that acts as an endocrine gland by producing hormones, including the releasing factors that control the hormonal secretions of the pituitary gland.
- hypothecated — Simple past tense and past participle of hypothecate.
- hypothecator — to pledge to a creditor as security without delivering over; mortgage.
- hypothetical — assumed by hypothesis; supposed: a hypothetical case.
- hypoxanthine — a white, crystalline, almost water-soluble, alkaloidal purine derivative, C 5 H 4 N 4 O, found in animal and vegetable tissues: used chiefly in biochemical research.
- hysteromania — unusually increased sexual desire in a woman
- iatrochemist — a person who practises iatrochemistry