Abbreviation for commander, a person in charge of a military unit or organization.
From Old French 'commander' (to command), from Latin 'commendare' (to entrust). The abbreviation 'comdr' emerged in military usage in the 20th century as a shortened form for official documents and communications.
Military abbreviations like 'comdr' reveal how language adapts to practical needs—when you're writing orders in wartime, every character saved mattered on limited paper and radio signals!
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