17-letter words containing f, i, l, t, h, n
- the final whistle — a blast on a referee's whistle to indicate that a game is over
- the first line of — If you refer to a method as the first line of, for example, defence or treatment, you mean that it is the first or most important method to be used in dealing with a problem.
- the life and soul — a person regarded as the main source of merriment and liveliness
- the life sciences — sciences such as biology, botany, physiology, zoology which are concerned with the study of living organisms
- thermal diffusion — the separation of constituents, often isotopes, of a fluid under the influence of a temperature gradient.
- ventilation shaft — a shaft in a mine, tunnel, or building used for providing ventilation or fresh air
- 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.