11-letter words containing h, y, a, e
- hybernation — Obsolete spelling of hibernation.
- hydragogues — Plural form of hydragogue.
- hydralazine — a white crystalline powder, C 8 H 8 N 4 , that dilates blood vessels and is used in the treatment of hypertension.
- hydroborate — (inorganic chemistry) Any of several anions containing hydrogen bound to boron, especially the simplest one BH4-; any salt or complex containing such an anion.
- hydrogenase — an enzyme in certain microorganisms that speeds up the reversible oxidation of hydrogen
- hydrogenate — to combine or treat with hydrogen, especially to add hydrogen to the molecule of (an unsaturated organic compound).
- hydrolysate — any compound formed by hydrolysis.
- hydromancer — One who practices hydromancy.
- hydromedusa — the medusa form of a hydrozoan.
- hydroplaned — Simple past tense and past participle of hydroplane.
- hydroplaner — a person who pilots a hydroplane, especially a professional speedboat racer.
- hydroplanes — Plural form of hydroplane.
- hydroxylase — any enzyme that catalyzes the introduction of a hydroxyl group into a substance.
- hydroxylate — to introduce hydroxyl into (a compound).
- hydroxyurea — a synthetic compound, CH 4 N 2 O 2 , used in cancer therapy.
- hyetography — the study of the annual and geographical distribution of rainfall.
- hymenoptera — hymenopteran.
- hyoscyamine — a poisonous alkaloid, C 17 H 23 NO 3 , obtained from henbane and other solanaceous plants, used as a sedative, analgesic, mydriatic, and antispasmodic.
- hyper-aware — having knowledge; conscious; cognizant: aware of danger.
- hyperactive — unusually or abnormally active: a company's hyperactive growth; the child's hyperactive imagination.
- hyperacuity — an extreme acuteness (of the senses)
- hyperacusis — (medicine) A heightened sensitivity to some sounds.
- hyperboreal — Hyperborean.
- hyperborean — Classical Mythology. one of a people supposed to live in a land of perpetual sunshine and abundance beyond the north wind.
- hypercapnia — Excessive carbon dioxide in the bloodstream, typically caused by inadequate respiration.
- hypercarbia — (medicine) the condition of having an abnormally high concentration of carbon dioxide in the blood.
- hypercasual — Extremely casual.
- hypercharge — a quantum number assigned to baryons and mesons, equal to B + S, where B is the baryon number and S is the strangeness.
- hypercholia — abnormally large secretion of bile.
- hyperdactyl — having an excessive number of fingers or toes
- hyperdorian — of or related to the mode above the Dorian mode in ancient Greek music
- hypergelast — Someone who laughs excessively.
- hyperlydian — relating to the highest scale or mode in ancient Greek music
- hypermarket — a combined supermarket and department store.
- hypermnesia — the condition of having an unusually vivid or precise memory.
- hypernormal — conforming to the standard or the common type; usual; not abnormal; regular; natural.
- hyperorexia — compulsive overeating
- hyperovaria — precocious sexuality in girls due to abnormally heavy ovarian secretion.
- hyperoxemia — abnormal acidity of the blood.
- hyperphagia — bulimia.
- hyperphagic — bulimia.
- hyperplanes — Plural form of hyperplane.
- hyperplasia — abnormal multiplication of cells.
- hyperplasic — Relating to hyperplasia.
- hypersaline — Having an abnormally high salinity.
- hypersexual — unusually or excessively active in or concerned with sexual matters.
- hypersomnia — a tendency to sleep excessively.
- hyperstatic — redundant (def 5b).
- hyperthymia — a condition characterized by extreme overactivity.
- hypervalent — (chemistry) having a higher than normal valence.