Allantoid

3 definitions found

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

  Allantoid \Al*lan"toid\, Allantoidal \Al`lan*toid"al\, a. [Gr. ?
     shaped like a sausage; ? sausage + e'i^dos form.] (Anat.)
     Of or pertaining to the allantois.
     [1913 Webster]

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



  Allantois \Al*lan"to*is\, Allantoid \Al*lan"toid\, ] n.. (Anat.)
     A membranous appendage of the embryos of mammals, birds, and
     reptiles, -- in mammals serving to connect the fetus with the
     parent; the urinary vesicle.
     [1913 Webster]

From WordNet (r) 2.0 [wn]:

  allantoid
       adj : shaped like a sausage [syn: {sausage-shaped}]