1. n. (also k) (pl. Ks or K's) the eleventh letter of the alphabet. 2. abbr. (also K.)
1. kelvin(s).
2 King, King's.
3 K{ouml}chel (catalogue of Mozart's works).
4 (also k) (prec. by a numeral) a Computing a unit of 1,024 (i.e. 2(10)) bytes or bits, or loosely 1,000. b 1,000.
Etymology: sense 4 as abbr. of KILO- 3.
symb. Chem. the element potassium.