hypoblast

2 definitions found

hypoblast - Collaborative International Dictionary of English v.0.48 :

  Hypoblast \Hy"po*blast\, n. [Pref. hypo- + -blast.] (Biol.)
     The inner or lower layer of the blastoderm; -- called also
     endoderm, entoderm, and sometimes hypoderm. See Illust.
     of Blastoderm, Delamination, and Ectoderm.
     [1913 Webster]

hypoblast - WordNet (r) 2.1 (2005) :

  hypoblast
      n 1: the inner germ layer that develops into the lining of the
           digestive and respiratory systems [syn: endoderm,
           entoderm, endoblast, entoblast, hypoblast]