septum
/ˈsɛp.təm/ noun
Forms septa septums saeptum sæptum
- noun (anatomy) Either of the two walls that separate the atria or ventricles of the heart into left and right chambers.
- noun (botany) A partition that separates the cells of a fruit.
- noun (mycology) A partition that separates the cells of a (septated) fungus.
- noun (zoology) One of the radial calcareous plates of a coral.
- noun (zoology) One of the transverse partitions dividing the shell of a mollusk, or of a rhizopod, into several chambers.
- noun (zoology) One of the transverse partitions dividing the body cavity of an annelid.
- noun (nuclear medicine) One of the walls dividing two holes in a parallel-hole collimator
Synonyms
Etymology
Borrowed from Latin sēptum (“enclosure, wall, fence”).
Webster’s 1913
- noun A wall separating two cavities; a partition; as, the nasal septum.
- noun A partition that separates the cells of a fruit.
Etymology [L. septum, saeptum, an inclosure, hedge, fence, fr. sepire, saepire, to hedge in, inclose.]
Sources: Wiktionary · Webster’s 1913 — from the Wiktionary entry “septum”, CC BY-SA 4.0. Details