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septum

Pronunciation: sep'tum, -ti, -ta

Definition:

  1. A thin wall dividing two cavities or masses of softer tissue.
  2. In fungi, a wall; usually a cross-wall in a hypha.
  3. In nasal anatomy, the sagittal partition dividing the nasal airways, formed by the vomerine crest, quadrilateral cartilage, and perpendicular plate of the ethmoid, and covered by mucoperichondrium and mucoperiosteum.

See: septal area, transparent septum

[L. saeptum, a partition]

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© Copyright 2017 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.
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