18-letter words containing v, e, r, b
- passive vocabulary — all the words, collectively, that a person can understand
- pierre d'iberville — Pierre le Moyne [pyer luh mwan] /pyɛr lə ˈmwan/ (Show IPA), Sieur, 1661–1706, French naval officer, born in Canada: founder of the first French settlement in Louisiana, 1699.
- prepositional verb — a combination of verb and preposition, often with idiomatic meaning, differing from other phrasal verbs in that an object must always follow the preposition, as take after in The children take after their mother.
- rabbit-foot clover — a plant, Trifolium arvense, having trifoliate leaves with narrow leaflets and fuzzy, cylindrical, grayish-pink flower heads.
- reverberation time — the time it takes for a sound made in a room to diminish by 60 decibels.
- reversionary bonus — a bonus added to the sum payable on death or at the maturity of a with-profits assurance policy
- ribbon development — housing or commercial buildings built along a stretch of road.
- rr lyrae variables — any of the very regular, short-period, pulsating variable stars having periods between 1.5 and 29 hours
- selective abortion — the aborting of particular embryos for medical or social reasons
- selective breeding — the raising of animals with particular genetic traits through careful choice of parents
- simone de beauvoir — Simone [see-mawn] /siˈmɔn/ (Show IPA), (Lucie Ernestine Marie Bertrand) 1908–86, French playwright, novelist, and essayist.
- to be above ground — to be alive
- too clever by half — If someone is too clever by half, they are very clever and they show their cleverness in a way that annoys other people.
- travelling library — a mobile library in which a vehicle such as a van delivers books to be borrowed
- 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.
- universal debugger — (tool, parallel) (udb) KSR's interactive source level debugger for serial and parallel programs written in KSR, Fortran, KSR C and KSR1 assembly language. Udb is a source level debugger for testing and debugging serial and parallel programs; it is compatible with GDB and dbx. The user can direct udb either by typing commands or graphically through an X-based window interface; the latter provides simultaneous display of source code, I/O and instructions. For parallel programs, operations can be carried out per-thread.
- universalizability — the thesis that any moral judgment must be equally applicable to every relevantly identical situation
- vitelline membrane — the membrane surrounding the egg yolk.
- wood-burning stove — cooker: fueled by wood
- yerkes observatory — an astronomical observatory located in Williams Bay, Wisconsin, affiliated with the University of Chicago, and having a 40-inch (102-cm) refracting telescope, the largest refractor in the world.