Zoa

2 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Zoon \Zo"on\, n.; pl. {Zoa}. [NL., fr. Gr. zw^,on an animal.]
     (Zool.)
        (a) An animal which is the sole product of a single egg;
            -- opposed to {zooid}. --H. Spencer.
        (b) Any one of the perfectly developed individuals of a
            compound animal.


            [1913 Webster]

From WordNet (r) 2.0 [wn]:

  zoa
       See {zoon}