16-letter words containing r, u, d, a
- gingerbread plum — a tree, Neocarya macrophylla, of western Africa, bearing a large, edible, starchy fruit.
- gold-of-pleasure — a yellow-flowered Eurasian plant, Camelina sativa, widespread as a weed, esp in flax fields, and formerly cultivated for its oil-rich seeds: family Brassicaceae (crucifers)
- golden parachute — an employment contract or agreement guaranteeing a key executive of a company substantial severance pay and other financial benefits in the event of job loss caused by the company's being sold or merged.
- grace-and-favour — (of a house, flat, etc) owned by the sovereign and granted free of rent to a person to whom the sovereign wishes to express gratitude
- graduate student — postgraduate-level student
- grand inquisitor — (often initial capital letters) the presiding officer of a court of inquisition.
- granulated paper — paper with a roughened surface
- granulated sugar — a coarsely ground white sugar, widely used as a sweetener.
- great-granduncle — an uncle of one's grandfather or grandmother.
- grenade launcher — a device attached to the muzzle of a rifle, permitting the firing of rifle grenades.
- greyhound racing — a sport in which a mechanically propelled dummy hare is pursued by greyhounds around a race track
- ground substance — Also called matrix. the homogeneous substance in which the fibers and cells of connective tissue are embedded.
- grounded neutral — Grounded neutral is the situation in which the neutral wire of an electrical supply system is connected to ground.
- guaranteed stock — stock for which dividends are guaranteed by a company other than the one issuing the stock.
- gulf of honduras — an inlet of the Caribbean, on the coasts of Honduras, Guatemala, and Belize
- gynandromorphous — an individual exhibiting morphological characteristics of both sexes.
- hang around with — to associate or socialize with
- hard put (to it) — having considerable difficulty or trouble
- have been around — be experienced
- headhunting firm — a recruiting agency
- higher education — education beyond high school, specifically that provided by colleges and graduate schools, and professional schools.
- hit-and-run raid — a raid relying on surprise allied to a rapid departure from the scene of operations for the desired effect
- horsehead nebula — a dark nebula in the constellation Orion, composed of opaque cosmic dust and resembling the head of a horse.
- hundred-year-old — of one hundred years of age
- hybrid perpetual — a type of cultivated rose bred from varieties having vigorous growth and more or less recurrent bloom.
- 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.
- hydrophyllaceous — belonging to the Hydrophyllaceae, the waterleaf family of plants.
- hydroxylammonium — (inorganic compound) The univalent NH3OH+ cation, derived from hydroxylamine.
- hyponitrous acid — an unstable, crystalline acid, H 2 N 2 O 2 .
- immunodepressant — preventing or diminishing the immune response
- immunomodulatory — (medical) Having the ability to alter or regulate immune functions.
- in a brown study — in a reverie or daydream
- in quadruplicate — in four identical copies
- 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.
- inboard-outboard — Also, outdrive, stern-drive. (of a motorboat) having an inboard engine connected to a maneuverable outboard drive-shaft unit.
- indian liquorice — a woody leguminous climbing plant, Abrus precatorius, native to tropical Asia and naturalized elsewhere, having scarlet black-spotted poisonous seeds, used as beads, and roots used as a substitute for liquorice
- indo-europeanist — a linguist specializing in the study, especially the comparative study, of the Indo-European languages.
- industrial union — a labor union composed of workers in various trades and crafts within one industry.
- industrial waste — waste materials left over from a manufacturing process in industrial buildings such as factories and mines
- internal auditor — a person who carries out an internal audit
- intravenous drip — the continuous, slow introduction of a fluid into a vein of the body. Abbreviation: IV.
- judaeo-christian — of or relating to the religious writings, beliefs, values, or traditions held in common by Judaism and Christianity.
- 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.
- keep under wraps — not reveal
- kurdaitcha shoes — (in certain Central Australian Aboriginal tribes) the emu-feather shoes worn by the kurdaitcha on his mission so that his footsteps may not be traced