v. t. 1. to take apart; to disconnect the parts of; to convert a whole into its constituent pieces.
Syn. -- dismantle, take apart, break apart, break up. [ PJC ]

2. (Computers) to convert a computer program in machine language into an equivalent assembly-language file. [ PJC ]

v. i. to be able to come apart easily; to be converted into constituent parts; as, the rifle disassembles into small pieces for concealment. [ PJC ]

n. (Computers) a computer program that takes as input a computer program in machine language and produces an equivalent assembly-language file. [ PJC ]