septum Meaning, Definition & Usage

  1. noun (anatomy) a dividing partition between two tissues or cavities
  2. noun a partition or wall especially in an ovary

WordNet

Sep"tum noun
Etymology
L. septum, saeptum, an inclosure, hedge, fence, fr. sepire, saepire, to hedge in, inclose.
Wordforms
plural Septa
Definitions
  1. A wall separating two cavities; a partition; as, the nasal septum.
  2. (Bot.) A partition that separates the cells of a fruit.
  3. (Zoöl.) (a) One of the radial calcareous plates of a coral. (b) One of the transverse partitions dividing the shell of a mollusk, or of a rhizopod, into several chambers. See Illust. under Nautilus. (c) One of the transverse partitions dividing the body cavity of an annelid.

Webster 1913