Micropylar

2 definitions found

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

  Micropyle \Mi"cro*pyle\, n. [Micro- + Gr. ? gate, orifice: cf.
     F. micropyle.] (Biol.)
     (a) An opening in the membranes surrounding the ovum, by
         which nutrition is assisted and the entrance of the
         spermatozoa permitted.
     (b) An opening in the outer coat of a seed, through which the


         fecundating pollen enters the ovule. -- {Mi*crop"y*lar},
         a.
         [1913 Webster]

From WordNet (r) 2.0 [wn]:

  micropylar
       adj : of or relating to a micropyle