17-letter words containing c, o, r, f
- vermiform process — vermiform appendix.
- videoconferencing — the holding of videoconferences.
- wave-cut platform — a flat surface at the base of a cliff formed by erosion by waves
- 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.
- willow flycatcher — a North American flycatcher, Empidonax alnorum, of alder thickets and other moist areas, that has greenish-brown upper parts and whitish underparts and is almost indistinguishable except by voice from E. traillii (willow flycatcher)
- wind chill factor — A wind chill factor is a measure of the cooling effect of the wind on the temperature of the air.
- wind-chill factor — the apparent temperature felt on the exposed human body owing to the combination of temperature and wind speed.
- work-life balance — a situation in which one divides or balances one's time between work and activities outside of work: It's hard to achieve a reasonable work-life balance when you run your own business.
- writ of execution — a writ ordering that a judgment be enforced
- x-ray diffraction — diffraction of x-rays by the regularly spaced atoms of a crystal, useful for determining the arrangement of the atoms.
- 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.