16-letter words containing d, r, y
- hexahydroaniline — cyclohexylamine.
- hexahydrobenzene — cyclohexane.
- hodmezovasarhely — a city in SE Hungary.
- honeymoon bridge — any of several varieties of bridge for two players.
- honeymoon period — a period of popularity enjoyed by a new government, or a new occupant of a post
- hundred-year-old — of one hundred years of age
- hyaloid membrane — the delicate, pellucid, and nearly structureless membrane enclosing the vitreous humor of the eye.
- hybrid perpetual — a type of cultivated rose bred from varieties having vigorous growth and more or less recurrent bloom.
- 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.
- hydraulic radius — the ratio of the cross-sectional area to the perimeter of a pipe, outlet, or the like, through which a fluid is flowing.
- hydrobromic acid — a colorless or faintly yellow corrosive liquid, HBr, an aqueous solution of hydrogen bromide.
- hydrocyanic acid — a colorless, highly poisonous liquid, HCN, an aqueous solution of hydrogen cyanide.
- hydroelectricity — pertaining to the generation and distribution of electricity derived from the energy of falling water or any other hydraulic source.
- 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 bromide — a colorless gas, HBr, having a pungent odor: the anhydride of hydrobromic acid.
- hydrogen cyanide — a colorless poisonous gas, HCN, having a bitter almondlike odor: in aqueous solution it forms hydrocyanic acid.
- hydrogen sulfide — a colorless, flammable, water-soluble, cumulatively poisonous gas, H 2 S, having the odor of rotten eggs: used chiefly in the manufacture of chemicals, in metallurgy, and as a reagent in laboratory analysis.
- hydrologic cycle — the natural sequence through which water passes into the atmosphere as water vapor, precipitates to earth in liquid or solid form, and ultimately returns to the atmosphere through evaporation.
- hydrometeorology — the study of atmospheric water, especially precipitation, as it affects agriculture, water supply, flood control, power generation, etc.
- hydrophyllaceous — belonging to the Hydrophyllaceae, the waterleaf family of plants.
- hydrostatic head — The hydrostatic head is the vertical height of a column of fluid.
- hydroxylammonium — (inorganic compound) The univalent NH3OH+ cation, derived from hydroxylamine.
- hyperandrogenism — (medicine) An abnormally high production of androgens.
- hyperchlorhydria — excessive secretion of hydrochloric acid in the stomach.
- hyperlipoidaemia — Alt form hyperlipoidemia.
- hyponitrous acid — an unstable, crystalline acid, H 2 N 2 O 2 .
- immunomodulatory — (medical) Having the ability to alter or regulate immune functions.
- implied warranty — a warranty not stated explicitly by the seller of merchandise or real property but presumed for reasons of commercial or legal custom (distinguished from express warranty).
- in a brown study — in a reverie or daydream
- in so many words — a unit of language, consisting of one or more spoken sounds or their written representation, that functions as a principal carrier of meaning. Words are composed of one or more morphemes and are either the smallest units susceptible of independent use or consist of two or three such units combined under certain linking conditions, as with the loss of primary accent that distinguishes black·bird· from black· bird·. Words are usually separated by spaces in writing, and are distinguished phonologically, as by accent, in many languages.
- inauguration day — the day on which the president of the United States is inaugurated, being January 20 of every year following a year whose number is divisible by four. Prior to the Twentieth Amendment to the Constitution (ratified February 6, 1933), it was March 4.
- inclined railway — a cable railway used on particularly steep inclines unsuitable for normal adhesion locomotives
- indecency charge — an accusation of committing indecency
- indescribability — (uncountable) The state or characteristic of being indescribable.
- indian territory — a former territory of the U.S.: now in E Oklahoma. About 31,000 sq. mi. (80,000 sq. km).
- indirect primary — a primary in which members of a party elect delegates to a party convention that in turn elects the party's candidates.
- indiscernibility — The state or characteristic of being indiscernible; inability to be observed.
- indiscriminantly — Misspelling of indiscriminately.
- indiscriminately — not discriminating; lacking in care, judgment, selectivity, etc.: indiscriminate in one's friendships.
- interdependently — mutually dependent; depending on each other.
- it is early days — Early means near the beginning of something such as a piece of work or a process.
- judicial inquiry — a formal legal investigation conducted into a matter of public concern by a judge, appointed by the government
- jurisdictionally — In a jurisdictional way.
- keyword indexing — the process of constructing or compiling an index to a document or other item by using keywords that describe the item.
- kidney corpuscle — Malpighian corpuscle.