18-letter words containing t, h, o, u, g, s
- song without words — a song which only consists of a tune or melody and does not have any lyrics
- sound spectrograph — an electronic device for recording a sound spectogram.
- spaghetti junction — an interchange, usually between motorways, in which there are a large number of underpasses and overpasses and intersecting roads used by a large volume of high-speed traffic
- superstring theory — any supersymmetric string theory in which each type of elementary particle is treated as a vibration of a single fundamental string (superstring) at a particular frequency.
- to be caught short — If you are caught short or are taken short, you feel a sudden strong need to urinate, especially when you cannot easily find a toilet.
- to gussy sb/sth up — to give (a person or thing) a smarter or more interesting appearance
- under the aegis of — guided or protected by
- urban homesteading — homesteading (def 2).
- westinghouse brake — a railroad air brake operated by compressed air.