microcode
English edit
Etymology edit
Noun edit
microcode (usually uncountable, plural microcodes)
- (computing) The collective microprograms in a CPU, used to run machine instructions.
Verb edit
microcode (third-person singular simple present microcodes, present participle microcoding, simple past and past participle microcoded)
- (computing, transitive) To write or rewrite (program instructions) in microcode, typically to optimize performance.