Apneumona

1 definition found

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

  Apneumona \Ap*neu"mo*na\, n. pl. [NL., fr. Gr. 'a priv. + ?, ?,
     a lung.] (Zool.)
     An order of holothurians in which the internal respiratory
     organs are wanting; -- called also {Apoda} or {Apodes}.
     [1913 Webster]