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A thin flat bone forming the inferior and posterior part of the nasal septum and dividing the nostrils in most vertebrates.

[Latin vōmer, plowshare.]

vo′mer·ine′ (-mə-rīn′) adj.
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References in periodicals archive ?
laticlavia exhibits two separate patches of vomerine teeth, an unusual melanotaeniid feature, and M multiradiata has a relatively high pectoral-fin ray count (> 90 % with 15 rays or more).
Vomerine tooth patch triangular-shaped, without a median posterior extension, and sparsely covered with small teeth.
Vomerivulus Fowler, 1944 was proposed as a new monotypic subgenus of Rivulus based on the possession of vomerine teeth in its type species, R.
7 times in base of cranium; postocular, tympanic and parietal spines present, directed backward and downward; preocular supraocular, coronal and nuchal spines entirely absent; parietal ridges low but broad; supraocular edges depressed, never higher than the frontal ridges; frontal ridges low, the space between them flattish, never deeply concave; mesethmoid processes directed forward and upward; parietals meeting or narrowly separated; the patch of vomerine teeth triangular; base of cranium straight; ventral process of basisphenoid meeting the parasphenoid.
Vocal slits large, extending from beneath postero-lateral margin of tongue to near jaw angle; tongue with a shallow posterior notch; vomerine teeth in two well-separated, transverse rows between posterior halves of obliquely elliptical choanae.
SMU 72863 is a vomerine toothplate, two millimeters long, with three rows of regularly arranged teeth (Fig.