Monerula

1 definition found

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

  Monerula \Mo*ner"u*la\, n. [NL., dim. of moner. See {Monera}.]
     (Biol.)
     A germ in that stage of development in which its form is
     simply that of a non-nucleated mass of protoplasm. It
     precedes the one-celled germ. So called from its likeness to
     a moner. --Haeckel.


     [1913 Webster]