biennial(noun) a plant having a life cycle that normally takes two seasons from germination to death to complete; flowering biennials usually bloom and fruit in the second season
(adjective) having a life cycle lasting two seasons; "a biennial life cycle"; "parsnips and carrots are biennial plants often grown as annuals"
(adjective) occurring every second year; "they met at biennial conventions"
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WordNet 2.0 Copyright 2003 by Princeton University. All rights reserved.
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