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

vomer \vo"mer\, n. l., a plowshare. anat.
   a a bone, or one of a pair of bones, beneath the ethmoid
       region of the skull, forming a part a part of the
       partition between the nostrils in man and other mammals.
   b the pygostyle.
       1913 webster

[2] : WordNet (r) 2.0

vomer
     n : thin trapezoidal bone of the skull forming the posterior and
         inferior parts of the nasal septum

Vomer >> V Words
Vomer, definition of term: Vomer
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