16-letter words containing a, n, y
- gunnery sergeant — a noncommissioned officer ranking above a staff sergeant and below a first or master sergeant.
- guy fawkes night — In Britain, Guy Fawkes Night is the evening of 5th November, when many people have parties with bonfires and fireworks. It began as a way of remembering the attempt by Guy Fawkes to blow up the Houses of Parliament in 1605. Guy Fawkes Night is often referred to as 'Bonfire Night'.
- gynandromorphism — an individual exhibiting morphological characteristics of both sexes.
- gynandromorphous — an individual exhibiting morphological characteristics of both sexes.
- haemodynamically — from a hemodynamic point of view
- hamadryas baboon — a baboon, Papio (Comopithecus) hamadryas, of Ethiopia, the male of which has a mantle of long, dark hair about the head and shoulders: held sacred by the ancient Egyptians.
- hamstring injury — an instance of physical damage to a person's hamstring
- happenstantially — (rare) By happenstance; occurring due to random chance.
- harleian library — a large library of manuscripts collected by the British statesman Robert Harley and his son and now housed in the British Museum.
- harvey firestone — Harvey Samuel, 1868–1938, U.S. industrialist and rubber manufacturer.
- have the decency — If you say that someone did not have the decency to do something, you are criticizing them because there was a particular action which they did not do but which you believe they ought to have done.
- haversian system — a Haversian canal and the series of concentric bony plates surrounding it.
- hay-scented fern — a fern, Dennstaedtia punctilobula, of eastern North America, having brittle, yellow-green fronds.
- hearsay evidence — testimony based on what a witness has heard from another person rather than on direct personal knowledge or experience.
- hematocrystallin — (biology, archaic) hemoglobin.
- hemolytic anemia — an anemic condition characterized by the destruction of red blood cells: seen in some drug reactions and in certain infectious and hereditary disorders.
- hendecasyllables — Plural form of hendecasyllable.
- henley-on-thames — a city in SE Oxfordshire, in S England: annual rowing regatta.
- hexahydroaniline — cyclohexylamine.
- hexahydrobenzene — cyclohexane.
- hierophantically — In a hierophantic manner; in the manner of a hierophant.
- himalayan balsam — a tall flowering plant, Impatiens glandulifera, brought from Asia to Europe as a garden plant but now growing wild in Europe, especially on river banks. It is considered invasive and environmentally damaging.
- home-equity loan — a loan that uses equity in the borrower's home as collateral.
- humanly possible — feasible, practical
- hundred-year-old — of one hundred years of age
- husayn ali mirza — 1817–92, Persian religious leader: founder of Bahāʾī.
- hyaloid membrane — the delicate, pellucid, and nearly structureless membrane enclosing the vitreous humor of the eye.
- hydnocarpic acid — an acid, C 16 H 28 O 2 , obtained from chaulmoogra oil, and used in the treatment of leprosy.
- hydrated alumina — a crystalline, water-insoluble powder, Al(OH) 3 or Al 2 O 3 ⋅3H 2 O, obtained chiefly from bauxite: used in the manufacture of glass, ceramics, and printing inks, in dyeing, and in medicine as an antacid and in the treatment of ulcers.
- hydration number — the number of molecules of water with which an ion can combine in an aqueous solution of given concentration.
- hydraulic cement — cement that can solidify under water.
- hydraulic mining — placer mining using a pressurized stream of water.
- hydrocyanic acid — a colorless, highly poisonous liquid, HCN, an aqueous solution of hydrogen cyanide.
- hydroferricyanic — (chemistry) Pertaining to, or containing, or obtained from, hydrogen, ferric iron, and cyanogen.
- hydroformylation — the addition of a hydrogen atom and the formyl group to a double bond of a hydrocarbon by reaction with a mixture of carbon monoxide and hydrogen in the presence of a catalyst.
- hydrogen cyanide — a colorless poisonous gas, HCN, having a bitter almondlike odor: in aqueous solution it forms hydrocyanic acid.
- hydroxylammonium — (inorganic compound) The univalent NH3OH+ cation, derived from hydroxylamine.
- hyperandrogenism — (medicine) An abnormally high production of androgens.
- hyperconjugation — (organic chemistry) A weak form of conjugation in which single bonds interact with a conjugated system.
- hyperinnervation — the act of innervating; state of being innervated.
- hyperinsulinemia — (medicine) The condition of having an excessively high level of insulin in the blood, usually due to excess production.
- hypermasculinity — pertaining to or characteristic of a man or men: masculine attire.
- hyperoxygenation — to treat, combine, or enrich with oxygen: to oxygenate the blood.
- hyperreal number — any of the set of numbers formed by the addition of infinite numbers and infinitesimal numbers to the set of real numbers
- hypersexualizing — Present participle of hypersexualize.
- hyperstimulation — to rouse to action or effort, as by encouragement or pressure; spur on; incite: to stimulate his interest in mathematics.
- hyperventilating — Present participle of hyperventilate.
- hyperventilation — excessively rapid and deep breathing.
- hypervitaminosis — an abnormal condition caused by an excessive intake of vitamins.
- hypnagogic image — an image experienced by a person just before falling asleep, which often resembles a hallucination