Protoorganism

1 definition found

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

  Protoorganism \Pro`to*["o]r"gan*ism\, n. [Proto- + organism.]
     (Biol.)
     An organism whose nature is so difficult to determine that it
     might be referred to either the animal or the vegetable
     kingdom.
     [1913 Webster]