Wiktionary

MCPO

English edit

Etymology 1 edit

Noun edit

MCPO (plural MCPOs)

  1. Initialism of master chief petty officer.

Etymology 2 edit

 
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Noun edit

MCPO (uncountable)

  1. The chemical compound bis[2-(methoxycarbonyl)phenyl] oxalate, mainly used for its chemiluminescent properties.
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