vomer noun. ['vǝʊmǝ] E18.
[Latin = ploughshare.]
Anatomy & Zoology. Any of various bones resembling a ploughshare in shape; esp. (a) a small thin bone forming the posterior part of the partition between the nostrils in man and most higher vertebrates; (b) a bone forming the front part of the roof of the mouth in fishes, often bearing teeth.

■ vomerine adjective of or belonging to a vomer; composing a vomer; (of teeth) situated on a vomer: M19.

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