19-letter words containing g, a, y, i
- radiochromatography — chromatography in which radiolabeled substances on the chromatogram are determined quantitatively or qualitatively by measuring their radioactivity.
- rayleigh scattering — the scattering of light by particles that are very small in relation to the wavelength of the light, and in which the intensity of the scattered light varies inversely with the fourth power of the wavelength.
- recording secretary — an officer charged with keeping the minutes of meetings and responsible for the records.
- regression analysis — Statistics. a procedure for determining a relationship between a dependent variable, as predicted success in college, and an independent variable, as a score on a scholastic aptitude test, for a given population. The relationship is expressed as an equation for a line (regres·sion·line) or curve (regres·sion·curve) in which any coefficient (regression coefficient) of the independent variable in the equation has been determined from a sample population.
- respiratory pigment — any of several colored protein substances, as hemoglobin and hemocyanin, in the circulatory system of animals and some plants, that combine reversibly with oxygen that is carried to the tissues
- rhythmic gymnastics — a form of gymnastics involving movements using hand apparatus such as balls, hoops, and ribbons
- riemannian geometry — Also called elliptic geometry. the branch of non-Euclidean geometry that replaces the parallel postulate of Euclidean geometry with the postulate that in a plane every pair of distinct lines intersects. Compare hyperbolic geometry.
- rocky mountain goat — a long-haired, white, antelopelike wild goat, Oreamnos americanus, of mountainous regions of western North America, having short, black horns.
- secondary picketing — the picketing by strikers of a place of work that supplies goods to or distributes goods from their employer
- segmentation cavity — blastocoel.
- sexual stereotyping — the formation or promotion of a fixed general idea or image of how men and women will behave
- signalling system 7 — (protocol) (SS7) A protocol suite used for communication with, and control of, telephone central office switches and their attached processors.
- single life annuity — A single life annuity is an annuity where only one life is covered.
- single-line display — a display that presents information in a single line
- social anthropology — study of human culture
- st.-germain-en-laye — a city in N France, near Paris: royal château and forest; treaties 1570, 1632, 1679, 1919.
- stationary engineer — a person who runs or is licensed to run a stationary engine.
- strawberry geranium — a plant, Saxifraga stolonifera (or S. sarmentosa), of the saxifrage family, native to eastern Asia, that has rounded, variegated leaves and numerous threadlike stolons and is frequently cultivated as a houseplant.
- suspensory ligament — any of several tissues that suspend certain organs or parts of the body, especially the transparent, delicate web of fibrous tissue that supports the crystalline lens.
- talleyrand-perigord — Charles Maurice de [sharl moh-rees duh] /ʃarl moʊˈris də/ (Show IPA), Prince de Bénévent [duh bey-ney-vahn] /də beɪ neɪˈvɑ̃/ (Show IPA), 1754–1838, French statesman.
- tangential-velocity — the component of the linear motion of a star with respect to the sun, measured along a line perpendicular to its line of sight and expressed in miles or kilometers per second.
- the almighty dollar — money regarded figuratively as a god, or source of great power
- the high and mighty — people who are considered very important
- to change your mind — If you change your mind, or if someone or something changes your mind, you change a decision you have made or an opinion that you had.
- to go blackberrying — to go on an outing to collect blackberries
- triangle inequality — the theorem that the absolute value of the sum of two quantities is less than or equal to the sum of the absolute values of the quantities.
- typographical error — an error in printed or typewritten matter resulting from striking the improper key of a keyboard, from mechanical failure, or the like.
- ultrahigh frequency — any frequency between 300 and 3000 megahertz. Abbreviation: UHF, uhf.
- valley of the kings — a valley on the west bank of the Nile near the site of Thebes: the necropolis of many of the kings and queens of the 18th and 19th dynasties of ancient Egypt, c1350–c1200 b.c.
- wade-giles (system) — a system for transliterating Chinese ideograms into the Latin alphabet, in wide use esp. before Pinyin was adopted by the People's Republic of China in 1979
- wedding anniversary — the annual commemoration of a couple's marriage: a tenth wedding anniversary.
- wireless telegraphy — Now Rare. radiotelegraphy.
- yellowtail kingfish — a large carangid game fish, Seriola grandis, of S Australian waters
- young conservatives — the youth section of the United Kingdom Conservative Party until 1998