(a word used in communications to represent the letter K.)
1865-70; shortened form
a Greek combining form meaning “thousand,” introduced from French in the nomenclature of the metric system (kiloliter); on this model, used in the formation of compound words in other scientific measurements (kilowatt).
(in computer technology) denoting 210 (1024): kilobyte: in computer usage, kilo- is restricted to sizes of storage (e.g. kilobit) when it means 1024; in other computer contexts it retains its usual meaning of 1000