Dictionary

baleen

noun ba·leen \bə-ˈlēn, ˈbā-ˌlēn\

Definition of BALEEN

:  a horny keratinous substance found in two rows of transverse plates which hang down from the upper jaws of baleen whales

Origin of BALEEN

Middle English baleine whale, baleen, from Latin balaena whale; akin to Greek phallaina whale
First Known Use: 14th century
BALEEN Defined for Kids

baleen

noun ba·leen \bə-ˈlēn\

Definition of BALEEN for Kids

:  a tough material that hangs down from the upper jaw of whales without teeth and is used by the whale to filter small ocean animals out of seawater

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