20-letter words containing b, a, c, h, i
- saint john ambulance — an organization that provides first aid and first-aid training
- semiautobiographical — pertaining to or being a fictionalized account of an author's own life.
- short back and sides — If a man has a short back and sides, his hair is cut very short at the back and sides with slightly thicker, longer hair on the top of the head.
- spherical aberration — variation in focal length of a lens or mirror from center to edge, due to its spherical shape.
- splice the mainbrace — to issue and partake of an extra allocation of alcoholic spirits
- stare sb in the face — If a situation or the answer to a problem is staring you in the face, it is very obvious, although you may not be immediately aware of it.
- step into the breach — If you step into the breach, you do a job or task which someone else was supposed to do or has done in the past, because they are suddenly unable to do it.
- straight-cut tobacco — tobacco that is cut in such a way that it will lie flat.
- 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.