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18-letter words containing y, r

  • auxiliary-equation — Mathematics. the characteristic polynomial of a given matrix, equated to zero. Also called auxiliary equation. an equation with one variable and equated to zero, which is derived from a given linear differential equation and in which the coefficient and power of the variable in each term correspond to the coefficient and order of a derivative in the original equation.
  • aviation authority — a body that is responsible for overseeing the aviation industry
  • bach flower remedy — an alternative medicine consisting of a distillation from various flowers, designed to counteract negative states of mind and restore emotional balance
  • bachelorette party — A bachelorette party is a party for a woman who is getting married very soon, to which only women are invited.
  • barrow's goldeneye — See under goldeneye (def 1).
  • bats-in-the-belfry — a hairy Eurasian campanulaceous plant, Campanula trachelium, with bell-shaped blue-purple flowers
  • battery eliminator — eliminator (def 2).
  • battery-eliminator — a person or thing that eliminates.
  • before you know it — rapidly, soon
  • beggar-my-neighbor — beggar-your-neighbor.
  • berkeley softworks — (company)   The company that wrote Graffiti and a similar scheme for the Commodore 64 (made it very Macintosh-like) and the Commodore 128 (which could multitask).
  • bernard montgomery — Bernard Law, 1st Viscount Montgomery of Alamein ("Monty") 1887–1976, British field marshal: World War II commander of British 8th Army in Africa and Europe.
  • betsy griscom ross — Betsy Griscom [gris-kuh m] /ˈgrɪs kəm/ (Show IPA), 1752–1836, maker of the first U.S. flag.
  • bilateral symmetry — the property of an organism or part of an organism such that, if cut in only one plane, the two cut halves are mirror images of each other
  • biological therapy — biotherapy
  • biz-core stability — (security)   Internet security products which secure the business core.
  • borax pentahydrate — a white, crystalline, water-soluble solid, Na 2 B 4 O 7 ⋅5H 2 O, used chiefly for killing weeds, as a water softener, and as a disinfectant and deodorizing agent.
  • boundary condition — a stated restriction, usually in the form of an equation, that limits the possible solutions to a differential equation.
  • bounty-fed farmers — farmers who benefit from subsidies
  • breach of security — an act that violates a country, area, or building's security measures
  • break your silence — If someone breaks their silence about something, they talk about something that they have not talked about before or for a long time.
  • bring-and-buy sale — A bring-and-buy sale is an informal sale to raise money for a charity or other organization. People who come to the sale bring things to be sold and buy things that other people have brought.
  • briquet's syndrome — somatization disorder.
  • burkitt's lymphoma — a cancer characterized by tumors containing lymphoid cells, occurring esp. in children, in the jaw, eyes, and internal organs: it is associated with the Epstein-Barr virus
  • by fits and starts — spasmodically; without concerted effort
  • byte-code compiler — (programming, tool)   A compiler which outputs a program in some kind of byte-code. Compare: byte-code interpreter.
  • california rosebay — a Pacific coast shrub or tree (Rhododendron californicum) of the heath family, with rosy or purplish flowers
  • carbonic anhydrase — an enzyme in blood cells that catalyses the decomposition of carbonic acid into carbon dioxide and water, facilitating the transport of carbon dioxide from the tissues to the lungs
  • carbonic-anhydride — carbon dioxide.
  • carboxyhaemoglobin — haemoglobin coordinated with carbon monoxide, formed as a result of carbon monoxide poisoning. As carbon monoxide is bound in preference to oxygen, tissues are deprived of oxygen
  • carcinoid syndrome — the systemic effects, including flushing, palpitations, diarrhea, and cramps, resulting from increased blood levels of serotonin secreted by a carcinoid.
  • casualty insurance — insurance providing coverage against accident and property damages, as automobile, theft, liability, and explosion insurance, but not including life insurance, fire insurance, or marine insurance.
  • cat's cry syndrome — a complex of congenital malformations in human infants caused by a chromosomal aberration and in which the infant emits a mewing cry.
  • catalytic cracking — a method used in the petroleum industry for the cracking of petroleum by catalysis
  • catastrophe theory — a mathematical theory that classifies surfaces according to their form
  • catcher in the rye — a novel (1951) by J. D. Salinger.
  • center of symmetry — a point within a crystal through which any straight line extends to points on opposite surfaces of the crystal at equal distances.
  • characteristically — Also, characteristical. pertaining to, constituting, or indicating the character or peculiar quality of a person or thing; typical; distinctive: Red and gold are the characteristic colors of autumn.
  • chartered surveyor — (in Britain) a surveyor who is registered with the Royal Institution of Chartered Surveyors as having the qualifications, training, and experience to satisfy their professional requirements
  • chemical pregnancy — a pregnancy that is confirmed by a pregnancy test but not by clinical signs and terminates before clinical signs can be observed.
  • chinese gooseberry — kiwi (sense 2)
  • chlorohydroquinone — a white to light-tan, crystalline, water-soluble solid, C 6 H 3 Cl(OH) 2 , used chiefly in organic synthesis and as a developer in photography.
  • chrétien de troyes — 12th century, French poet, who wrote the five Arthurian romances Erec; Cligès; Lancelot, le chevalier de la charette; Yvain, le chevalier au lion; and Perceval, le conte del Graal (?1155–?1190), the first courtly romances
  • chronostratigraphy — The branch of geology concerned with establishing the absolute ages of strata.
  • circulatory system — the system concerned with the transport of blood and lymph, consisting of the heart, blood vessels, lymph vessels, etc
  • claustrophobically — In a claustrophobic way.
  • clay-colored robin — any of several small Old World birds having a red or reddish breast, especially Erithacus rubecula, of Europe.
  • climbing hydrangea — a woody vine, Hydrangea anomala, of eastern Asia, having shiny, egg-shaped leaves and flat-topped white flower clusters, and climbing by aerial rootlets.
  • color transparency — a positive color image photographically produced on transparent film or glass and viewed by transmitted light, usually by projection.
  • colour photography — the art or process of taking and developing photographs in colour
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