D defs.my
Entry 1 sense Webster, 1913

manatee

/mănʹə-tēˊ/ · man·a·tee · IPA /ˈmæn.əˌtiː/
01 n. Any species of Trichechus, a genus of sirenians; -- called also sea cow.
  1. 1.
    Any species of Trichechus, a genus of sirenians; -- called also sea cow.(Zool.) Also: sea cow