12-letter words containing r, a, y
- hydrastinine — a white, crystalline, poisonous alkaloid, C 11 H 13 NO 3 , synthesized from hydrastine: used to arrest bleeding, especially in the uterus.
- hydraulicked — (of an extracted mineral) excavated using water
- hydrobromate — (chemistry) hydrobromide.
- hydrocarbons — any of a class of compounds containing only hydrogen and carbon, as an alkane, methane, CH 4 , an alkene, ethylene, C 2 H 4 , an alkyne, acetylene, C 2 H 2 , or an aromatic compound, benzene, C 6 H 6 .
- hydrocephaly — an accumulation of serous fluid within the cranium, especially in infancy, due to obstruction of the movement of cerebrospinal fluid, often causing great enlargement of the head; water on the brain.
- hydrocracker — a high-pressure processing unit used for hydrocracking.
- hydrodynamic — pertaining to forces in or motions of liquids.
- 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.
- hydrographer — the science of the measurement, description, and mapping of the surface waters of the earth, with special reference to their use for navigation.
- hydrographic — the science of the measurement, description, and mapping of the surface waters of the earth, with special reference to their use for navigation.
- hydrological — the science dealing with the occurrence, circulation, distribution, and properties of the waters of the earth and its atmosphere.
- hydrolysable — Alternative spelling of hydrolyzable.
- hydrolysates — Plural form of hydrolysate.
- hydrolyzable — Able to be hydrolyzed.
- hydromedusae — Irregular plural form of hydromedusa.
- hydronautics — (nautical) The science of the design and construction of ships, their engines, and their instrumentation.
- hydronically — in a hydronic manner; in a manner relating to a heating system that uses water
- hydroplaning — a seaplane.
- hydrosalpinx — A distally blocked Fallopian tube filled with serous or clear fluid.
- 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.
- hydroxy acid — an organic acid containing both a carboxyl and a hydroxyl group.
- 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
- hygrographic — of or relating to a hygrograph
- hygrothermal — (physics) Of or pertaining to both humidity and temperature.
- hymenopteran — hymenopterous.
- hyper-lethal — of, relating to, or causing death; deadly; fatal: a lethal weapon; a lethal dose.
- hyper-social — relating to, devoted to, or characterized by friendly companionship or relations: a social club.
- hyperacidity — excessive acidity, as of the gastric juice.
- hyperalgesia — an exaggerated sense of pain (opposed to hypalgesia).
- hyperalgesic — Of or pertaining to hyperalgesia.
- hyperarousal — A state of heightened psychological and physiological tension resulting in reduced pain tolerance, anxiety, excessive response to sensory stimulation, insomnia, and fatigue.
- hyperbolical — having the nature of hyperbole; exaggerated.
- hyperchaotic — Of or pertaining to hyperchaos.
- hypercoaster — Megacoaster.
- hyperdactyly — the presence of extra fingers or toes.
- hyperdynamic — (physiology) Describing an increase in both blood pressure and pulse pressure.
- hypergraphia — (psychiatry) A behavioural condition characterised by an intense desire to write, associated with changes in the temporal lobes due to epilepsy or chemical changes.
- hypergravity — The presence of an apparently 'increased' gravitational field in an accelerating or rotating situation.
- hyperinflate — to subject to hyperinflation: hyperinflated prices.
- hyperkalemia — an abnormally high concentration of potassium in the blood.
- hyperkalemic — Having a high percentage of potassium in one's blood.
- hyperkinesia — Pathology. an abnormal amount of uncontrolled muscular action; spasm.
- hyperlipemia — excessive amounts of fat and fatty substances in the blood; lipemia.
- hyperlogical — reasoning in accordance with the principles of logic, as a person or the mind: logical thinking.