12-letter words containing non
- prolegomenon — a preliminary discussion; introductory essay, as prefatory matter in a book; a prologue.
- sine qua non — an indispensable condition; requisite.
- synonymously — having the character of synonyms or a synonym; equivalent in meaning; expressing or implying the same idea.
- vocal memnon — one of the two seated figures of the Colossus of Memnon: so called because it once emitted sounds when struck by the rays of the rising sun.
- water cannon — a truck-mounted hose or pipe that shoots a jet of water through a nozzle at extremely high pressure, used especially in dispersing rioters or demonstrators.