Definition of rear admiral
: a commissioned officer in the navy or coast guard having either of two ranks:a : one who ranks above a captain —called also rear admiral (lower half)b : one who ranks above a rear admiral (lower half) and below a vice admiral —called also rear admiral (upper half)
First Known Use of rear admiral
REAR ADMIRAL Defined for English Language Learners
Definition of rear admiral for English Language Learners
: an officer of high rank in the navy
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