21-letter words containing a, l, g, o, i
- signal-to-noise ratio — the ratio of one parameter, such as power of a wanted signal to the same parameter of the noise at a specified point in an electronic circuit, etc
- simple actor language — (language) (SAL) A minimal actor language, used for teaching in:
- single spanish burton — a tackle having a runner as well as the fall supporting the load, giving a mechanical advantage of three, neglecting friction.
- siren call/siren song — A siren call or siren song is the appeal that something has although it is harmful or dangerous.
- social anthropologist — an anthropologist who deals with cultural and social phenomena such as kinship systems or beliefs, esp of nonliterate peoples
- sovereign wealth fund — an investment fund created using the financial assets of a national government
- spin angular momentum — to make (yarn) by drawing out, twisting, and winding fibers: Pioneer women spun yarn on spinning wheels.
- supergranulation cell — one of a number of large convection cells in the photosphere and chromosphere of the sun, each having a diameter of 10,000–20,000 miles (16,000–32,000 km) and lasting longer than a day.
- teleological argument — the argument purporting to prove the existence of God from empirical facts, the premise being that the universe shows evidence of order and hence design
- television evangelist — a Christian minister who devotes time to preaching on television
- the moral high ground — If you say that someone has taken the moral high ground, you mean that they consider that their policies and actions are morally superior to the policies and actions of their rivals.
- the rock of gibraltar — a limestone promontory at the tip of S Spain
- threshold wage policy — a policy whereby wages are increased in accordance with inflation
- to kill a mockingbird — a novel (1960) by Harper Lee.
- to lay something bare — If you lay something bare, you uncover it completely so that it can then be seen.
- to rear its ugly head — If something unpleasant rears its head or rears its ugly head, it becomes visible or noticeable.
- to take the long view — If you take the long view, you consider what is likely to happen in the future over a long period, rather than thinking only about things that are going to happen soon.
- topological invariant — a property of a topological space that is a property of every space related to the given space by a homeomorphism.
- traveling salesperson — a representative of a business firm who travels in an assigned territory soliciting orders for a company's services.
- triangulation station — a point used in triangulation as a basis for making maps. Triangulation stations are marked in a number of ways, such as by a tapering stone pillar on a hilltop
- venus's looking glass — a purple-flowered campanulaceous plant, Legousia hybrida, of Europe, W Asia, and N Africa
- vladivostok agreement — a preliminary arms control accord concluded by Soviet leader Leonid Brezhnev and U.S. President Gerald Ford in Vladivostok, U.S.S.R., in December 1974.
- weinberg-salam theory — electroweak theory.
- wildlife photographer — someone that specializes in taking photographs of wild animals, especially in their natural habitats, and plants
- your mileage may vary — (jargon) (YMMV) The disclaimer American car manufacturers attached to EPA mileage ratings. A humourous way of saying that the thing under discussion will not necessarily give you the same results as the author. Often used to convey the hardware dependence of Unix freeware distributions.