Dipneumona

1 definition found

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

  Dipneumona \Dip*neu"mo*na\, n. pl. [NL., fr. Gr. ? = ? lung.]
     (Zool.)
     A group of spiders having only two lunglike organs. [Written
     also {Dipneumones}.]
     [1913 Webster]