12-letter words containing y, a, c, h
- hydraulicked — (of an extracted mineral) excavated using water
- 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
- 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.
- 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
- hydrostatics — the branch of hydrodynamics that deals with the statics of fluids, usually confined to the equilibrium and pressure of liquids.
- hydroxy acid — an organic acid containing both a carboxyl and a hydroxyl group.
- hygienically — conducive to good health; healthful; sanitary.
- hygrochastic — of or relating to the opening of a fruit or flower caused by water or moisture
- hygrographic — of or relating to a hygrograph
- hyper-social — relating to, devoted to, or characterized by friendly companionship or relations: a social club.
- hyperacidity — excessive acidity, as of the gastric juice.
- hyperalgesic — Of or pertaining to hyperalgesia.
- 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.
- hyperkalemic — Having a high percentage of potassium in one's blood.
- hyperlogical — reasoning in accordance with the principles of logic, as a person or the mind: logical thinking.
- hypermagical — produced by or as if by magic: The change in the appearance of the room was magical.
- hypermediacy — Hypermedia literacy; the state of being conversant with hypermedia technologies.
- hyperplastic — Of, or relating to hyperplasia.
- hyperreactor — a person who behaves in a hyperreactive manner
- hypersarcoma — a growth of proud or fungous flesh
- hypersomniac — a tendency to sleep excessively.
- hypersurface — a mathematical object that generalizes the concept of surface from three-dimensional Euclidean space to hyperspace.
- hypertypical — excessively typical
- hypnotically — of or relating to hypnosis or hypnotism.
- hypoallergic — Hypoallergenic.
- hypocalcemia — an abnormally small amount of calcium in the blood.
- hypocalcemic — Relating to, or exhibiting, hypocalcemia.
- hypochondria — Also, hypochondriasis [hahy-poh-kuh n-drahy-uh-sis] /ˌhaɪ poʊ kənˈdraɪ ə sɪs/ (Show IPA). Psychiatry. an excessive preoccupation with one's health, usually focusing on some particular symptom, as cardiac or gastric problems.
- 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.
- hypoglycemia — an abnormally low level of glucose in the blood.
- hypothalamic — Of or pertaining to the hypothalamus.
- 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.
- hypsographic — a branch of geography that deals with the measurement and mapping of the topography of the earth above sea level.
- hysterically — of, relating to, or characterized by hysteria.
- ichthyocolla — a fish glue or gelatine used as food or medicine
- ichthyofauna — the indigenous fish of a region.
- ichthyolatry — The worship of fishes, or of fish-shaped idols.
- ichthyophagy — the practice of eating or subsisting on fish.