20-letter words containing b, e, a, c, h, i
- switchboard operator — a person who operates an installation in a telephone exchange, office, hotel, etc, at which the interconnection of telephone lines is manually controlled
- tchebycheff equation — a differential equation of the form (1 − x 2) d 2 y/dx 2 − x dy/dx + n 2 y = 0, where n is any nonnegative integer.
- tetrahydrocannabinol — a compound, C 21 H 30 O 2 , that is the physiologically active component in cannabis preparations (marijuana, hashish, etc.) derived from the Indian hemp plant or produced synthetically. Abbreviation: THC.
- therapeutic abortion — abortion performed when a woman's pregnancy endangers her health.
- to disturb the peace — If someone is accused of disturbing the peace, they are accused of behaving in a noisy and offensive way in public.
- tribromoacetaldehyde — bromal.
- watch sb like a hawk — If you watch someone like a hawk, you observe them very carefully, usually to make sure that they do not make a mistake or do something you do not want them to do.
- white bush (scallop) — a variety of summer squash having a saucer-shaped white fruit, scalloped around the edges
- wilson cloud chamber — cloud chamber.