17-letter words containing c, o, s, i, n
- vacant possession — ownership of an unoccupied house or property, any previous owner or tenant having departed
- vacuum aspiration — menstrual extraction.
- vehicle emissions — substances emitted from a vehicle as a result of internal combustion
- vocational school — a school offering instruction in one or more skilled or semiskilled trades or occupations.
- voice synthesizer — a computer system that is used to artificially produce the human voice
- warehousing costs — the costs involved in storing goods in a warehouse
- warsaw convention — a multilateral treaty on aviation set up chiefly to limit air carriers' liability to passengers and shippers on international flights in the event of an accident.
- weapons inspector — a person who inspects a country's weapons
- welfare economics — a branch of economics concerned with improving human welfare and social conditions chiefly through the optimum distribution of wealth, the relief or reduction of unemployment, etc.
- woolly rhinoceros — an extinct rhinoceros; Coelodonta antiquitatis
- working substance — a substance, usually a fluid, that undergoes changes in pressure, temperature, volume, or form as part of a process for accomplishing work.
- year of confusion — (in ancient Rome) the year of 445 days preceding the introduction, in 46 b.c., of the Julian calendar: lengthened to compensate for the cumulative errors of the Roman calendar.
- zola technologies — (company) Producers of the Z simulation language.