Septum Sep"tum, n.; pl. {Septa}. [L. septum, saeptum, an inclosure, hedge, fence, fr. sepire, saepire, to hedge in, inclose.] 1. A wall separating two cavities; a partition; as, the nasal septum. [1913 Webster]

2. (Bot.) A partition that separates the cells of a fruit. [1913 Webster]

3. (Zo["o]l.) (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. [1913 Webster]

The Collaborative International Dictionary of English. 2000.

Look at other dictionaries:

  • septum — [ sɛptɔm ] n. m. • v. 1560; mot lat. « cloison » ♦ Anat., zool. Cloison séparant deux cavités (d un organe, d un organisme). Septum nasal. Septum interventriculaire, interauriculaire du cœur. Adj. SEPTAL, ALE, AUX . ● septum nom masculin (latin… …   Encyclopédie Universelle

  • septum — sèptum m DEFINICIJA anat. pregrada što u tijelu dijeli dvije šupljine, dijelove organa i sl. [nosni septum] ETIMOLOGIJA lat. septum, saeptum …   Hrvatski jezični portal

  • septum — septum. См. септа. (Источник: «Англо русский толковый словарь генетических терминов». Арефьев В.А., Лисовенко Л.А., Москва: Изд во ВНИРО, 1995 г.) …   Молекулярная биология и генетика. Толковый словарь.

  • Septum [1] — Septum (lat.), Scheidewand in einem organischen T. heile, z.B. S. cordis, s. Herz S. 296. S. Iucĭdum (S. pellucidum), die markige Scheidewand des Gehirns, s.d.i. A) d). S. narĭum ossĕum, s.u. Nase 1) B) a) aa). S. scroti, so v.w. Scheidewand des… …   Pierer's Universal-Lexikon

  • Septum [2] — Septum (a. Geogr.), so v.w. Septa, s. Ceuta 2) …   Pierer's Universal-Lexikon

  • Septum — (lat), Scheidewand, z. B. S. narium, Nasenscheidewand …   Meyers Großes Konversations-Lexikon

  • Septum — Septum, lat., in der Anatomie Scheidewand zwischen 2 Höhlen …   Herders Conversations-Lexikon

  • septum — partition between the nostrils, 1690s, Mod.L., from L. saeptum a fence, from neut. pp. of saepire to hedge in, from saepes hedge, fence …   Etymology dictionary

  • septum — ► NOUN (pl. septa) chiefly Anatomy & Biology ▪ a partition separating two chambers, such as that between the nostrils or the chambers of the heart. ORIGIN Latin, from sepire enclose …   English terms dictionary

  • septum — [sep′təm] n. pl. septums or septa [sep′tə] [ModL < L, enclosure, hedge < saepire, to enclose, fence < saepes, a hedge < IE base * saip , hedge fence > Gr haimos, thicket] Biol. a thin wall, membrane, etc. that separates two… …   English World dictionary

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