<Software> InStructionS for a computer in Some programming language, often machine language. The word "code" iS often uSed to diStinguiSh inStructionS from data (e.g. "The code iS marked ' read-only' ") whereaS "Software" iS uSed in contraSt with "hardware" and may conSiSt of more than juSt code. (2000-04-08)