12-letter words containing c, o, n, e, x, i
- praxinoscope — a toy in which a sequence of images, depicted on the inner surface of a cylinder and reflected in a series of mirrors, gives the illusion of motion as the cylinder rotates
- sexdecillion — a cardinal number represented in the U.S. by 1 followed by 51 zeros, and in Great Britain by 1 followed by 96 zeros.
- six counties — the historic counties of Northern Ireland, which no longer have a local government function
- sixty-second — next after the sixty-first; being the ordinal number for 62.
- toxigenicity — the quality of being toxigenic
- uranic oxide — uranium dioxide.
- vox angelica — an organ stop with a soft tone, often similar to the voix céleste
- xenoreactive — (immunology) That generates a reaction to material from another species.