plural of cinder cone

An Austronesian language spoken in Buton Island, Indonesia.

plural of circular firing squad

(engineering) A circle which serves as a reference or base for the measurement of other quantities.

Alternative form of electronic cigarette

A cylindrical battery-powered device that provides inhaled doses of nicotine by way of a vaporized solution.

A form of exercise involving a variety of different disciplines, each a few minutes long.

A simple form of encryption in which each letter in the plaintext is shifted through the alphabet a number of positions (for example A→D, B→E, C→F, etc.).

Alternative spelling of circuit breaker

A particular breathing technique: it involves inhaling via the nose while pushing air, that was stored in the cheeks, out through the lips, so allows for continuous playing of a wind instrument.