MCPO
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English[edit]
Etymology 1[edit]
Noun[edit]
MCPO (plural MCPOs)
- Initialism of master chief petty officer.
Etymology 2[edit]
Noun[edit]
MCPO (uncountable)
- The chemical compound bis[2-(methoxycarbonyl)phenyl] oxalate, mainly used for its chemiluminescent properties.