17-letter words containing f, a, i, r, t, d
- trapdoor function — a function defined from data by means of a mathematical procedure in such a way that it is easy to obtain the function when the data are known, but when the procedure and data are not known it becomes very difficult to determine the original data: used in cryptography, where the data are the characters of the plain text, or message, and the trapdoor function is the cryptogram.
- vibrofluidization — Vibrofluidization is when vibration is used to make particles move in a fluidized bed.
- wage differential — the difference in wages between workers with different skills in the same industry or between those with comparable skills in different industries or localities
- waiting for godot — a play (1952) by Samuel Beckett.
- wedding breakfast — meal served at wedding reception
- 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.
- with a difference — If you describe a job or holiday, for example, as a job with a difference or a holiday with a difference, you mean that the job or holiday is very interesting and unusual.
- x-ray diffraction — diffraction of x-rays by the regularly spaced atoms of a crystal, useful for determining the arrangement of the atoms.