19-letter words containing p, r, i, e, t
- unnatural practices — acts which are deemed to be contrary to expected standards of human behaviour
- 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 microphone — a microphone in which the output varies according to the instantaneous velocity of the air molecules in the incident sound waves.
- vicariate apostolic — a district under the jurisdiction of a vicar apostolic.
- video tape recorder — a device for recording television programs on magnetic tape for delayed transmission or for storage.
- waterglass painting — stereochromy.
- western yellow pine — ponderosa pine.
- whorfian hypothesis — Sapir-Whorf hypothesis.
- winged spindle tree — a stiff, spreading shrub, Euonymus alata, of eastern Asia, having corky-winged twigs, yellowish flowers, and purplish fruit.
- wireless telegraphy — Now Rare. radiotelegraphy.
- with your eyes open — If you say that you did something with your eyes open or with your eyes wide open, you mean that you knew about the problems and difficulties that you were likely to have.
- write-protect notch — a cut-out on a floppy disk that determines whether a disk is writable
- xenotransplantation — xenograft.
- zenithal projection — a type of map projection in which part of the earth's surface is projected onto a plane tangential to it, either at one of the poles (polar zenithal), at the equator (equatorial zenithal), or between (oblique zenithal)