Panspermist

1 definition found

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

  Panspermatist \Pan*sper"ma*tist\, Panspermist \Pan"sper`mist\,
     n. (Biol.)
     A believer in panspermy; one who rejects the theory of
     spontaneous generation; a biogenist.
     [1913 Webster]