19-letter words containing y, u, c, a
- self-congratulatory — the expression or feeling of uncritical satisfaction with oneself or one's own accomplishment, good fortune, etc.; complacency.
- senatorial courtesy — the practice in the U.S. Senate of confirming only those presidential appointees approved by both senators from the state of the appointee, or by the senior senator of the president's party.
- smokestack industry — A smokestack industry is a traditional industry such as heavy engineering or manufacturing, rather than a modern industry such as electronics.
- social security act — a law passed in 1935 providing old-age retirement insurance, a federal-state program of unemployment compensation, and federal grants for state welfare programs.
- stationery cupboard — a cupboard where things like paper, pens and paper clips are kept
- synchronous machine — an alternating-current machine in which the average speed of normal operation is exactly proportional to the frequency of the system to which it is connected.
- the channel country — an area of E central Australia, in SW Queensland: crossed by intermittent rivers and subject to both flooding and long periods of drought
- to bury the hatchet — If two people bury the hatchet, they become friendly again after a quarrel or disagreement.
- 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 change your tune — If you say that someone has changed their tune, you are criticizing them because they have changed their opinion or way of doing things.
- to rack your brains — If you rack your brains, you try very hard to think of something.
- ultrahigh frequency — any frequency between 300 and 3000 megahertz. Abbreviation: UHF, uhf.
- ultramicrochemistry — the branch of microchemistry dealing with minute quantities of material weighing one microgram or less.
- unconstitutionality — not constitutional; unauthorized by or inconsistent with the constitution, as of a country.
- university entrance — an examination taken by pupils of postprimary schools
- valencian community — region comprising three provinces of E Spain: 8,998 sq mi (23,305 sq km); pop. 4,029,000; cap. Valencia
- vapor recovery unit — A vapor recovery unit is a system for recovering vapors from inside sealed crude oil or condensate tanks, with a scrubber (= a device for removing unwanted substances) and compressor (= a device that raises pressure).
- velocity modulation — the modulation in velocity of a beam of electrons or ions caused by passing the beam through a high-frequency electric field, as in a cavity resonator
- volumetric analysis — determination of the concentration, by volume, of a substance in a solution, as by titration.
- what-do-you-call-it — whachamacallit.
- young conservatives — the youth section of the United Kingdom Conservative Party until 1998