Protomorphic

1 definition found

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

  Protomorphic \Pro`to*mor"phic\, a. [Proto- + Gr. morfh` form.]
     (Biol.)
     Having the most primitive character; in the earliest form;
     as, a protomorphic layer of tissue. --H. Spencer.
     [1913 Webster]