S: (n) cell ((biology) the basic structural and functional unit of all organisms; they may exist as independent units of life (as in monads) or may form colonies or tissues as in higher plants and animals)
S: (n) cell, electric cell (a device that delivers an electric current as the result of a chemical reaction)
S: (n) cell, cadre (a small unit serving as part of or as the nucleus of a larger political movement)