18-letter words containing b, u, t, a, r
- provably difficult — The set or property of problems for which it can be proven that no polynomial-time algorithm exists, only exponential-time algorithms.
- public corporation — a corporation, owned and operated by a government, established for the administration of certain public programs.
- pyramus and thisbe — (in Greek legend) two lovers of Babylon: Pyramus, wrongly supposing Thisbe to be dead, killed himself and she, encountering him in his death throes, did the same
- saturation bombing — intense area bombing intended to destroy everything in the target area.
- separate but equal — pertaining to a racial policy, formerly practiced in some parts of the United States, by which black people could be segregated if granted equal opportunities and facilities, as for education, transportation, or jobs.
- sodium bicarbonate — a white, crystalline, water-soluble solid, in powder or granules, NaHCO 3 , usually prepared by the reaction of soda ash with carbon dioxide or obtained from the intermediate product of the Solvay process by purification: used chiefly in the manufacture of sodium salts, baking powder, and beverages, as a laboratory reagent, as a fire extinguisher, and in medicine as an antacid.
- sodium tetraborate — borax1 .
- strangeness number — a quantum number, designating the strangeness of an elementary particle, equivalent to the hypercharge minus the baryon number
- stroustrup, bjarne — Bjarne Stroustrup
- subatomic particle — physics:
- subordinate clause — a clause that modifies the principal clause or some part of it or that serves a noun function in the principal clause, as when she arrived in the sentence I was there when she arrived or that she has arrived in the sentence I doubt that she has arrived.
- subsistence farmer — a farmer who consumes most of the produce he grows, leaving little or nothing to be marketed
- substitute teacher — educator: replaces sb temporarily
- supraorbital ridge — browridge.
- talk a blue streak — speak rapidly and incessantly
- the baptist church — any of various Protestant churches that believe in the baptism of believers
- the general public — the people in a society; people in general
- the weather bureau — the national agency responsible for collecting data about the weather and issuing forecasts
- the-master-builder — a play (1892) by Ibsen.
- thermonuclear bomb — hydrogen bomb.
- to bare one's soul — If you bare your soul, you tell someone your most secret thoughts and feelings.
- to be above ground — to be alive
- to be caught short — If you are caught short or are taken short, you feel a sudden strong need to urinate, especially when you cannot easily find a toilet.
- to put years on sb — if you say that something such as an experience or a way of dressing has put years on someone, you mean that it has made them look or feel much older
- transfinite number — an infinite cardinal or ordinal number.
- transubstantiation — the changing of one substance into another.
- turbine ventilator — a ventilator, usually mounted on the roof of a building, deck of a ship, etc., having at its head a globular, vaned rotor that is rotated by the wind, conveying air through a duct to and from a chamber below.
- turn one's back on — the rear part of the human body, extending from the neck to the lower end of the spine.
- under one's breath — the air inhaled and exhaled in respiration.
- under the jackboot — If a country or group of people is under the jackboot, they are suffering because the government is cruel and undemocratic.
- united arab states — a former (1958–61) federation of the United Arab Republic (Egypt and Syria) and Yemen.
- universalizability — the thesis that any moral judgment must be equally applicable to every relevantly identical situation
- urban contemporary — popular dance music incorporating elements of rap, rhythm-and-blues, funk, and soul.
- urban homesteading — homesteading (def 2).
- voluntary abortion — abortion (def 1).
- voluntary-abortion — Also called voluntary abortion. the removal of an embryo or fetus from the uterus in order to end a pregnancy.
- weberian apparatus — (in certain fishes) a chain of small bones and ligaments connecting the inner ear with the air bladder.
- westinghouse brake — a railroad air brake operated by compressed air.
- white man's burden — the alleged duty of white colonizers to care for nonwhite indigenous subjects in their colonial possessions.