Meanings
nounmicrocode (usually uncountable, plural microcodes)
plural microcodes
- uncountableusuallycomputingThe collective microprograms in a CPU, used to run machine instructions.
verbmicrocode (third-person singular simple present microcodes, present participle microcoding, simple past and past participle microcoded)
present singular third person microcodes · participle present microcoding · participle past microcoded · past microcoded
- transitivecomputingTo write or rewrite (program instructions) in microcode, typically to optimize performance.
Synonyms & antonyms
noun(computer science) coded instructions that are stored permanently in read-only memory
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Also see
Synonym sets from Open English WordNet, CC BY 4.0.
Origin
- Proto-Indo-European*mey-der.?
- Ancient Greekμῑκρός (mīkrós)
- Ancient Greekμῑκρο- (mīkro-)
- Englishmicro-
- Latincaudex
- Latincōdex
- Old Frenchcode
- Middle Englishcode
- Englishcode
- Englishmicrocode
Cite this entry
APA
microcode. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/microcode
MLA
“microcode.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/microcode. Accessed November 2, 2026.
Chicago
WatkinsX Dictionary, s.v. “microcode,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/microcode.
Source: microcode on Wiktionary, CC BY-SA 4.0.