sep·tum (s p t m)n. pl. sep·ta (-t ) A thin partition or membrane that divides two cavities or soft masses of tissue in an organism: the nasal septum; the atrial septum of the heart. [New Latin s  ptum, from Latin saeptum, partition, from neuter past participle of saep re, to enclose, from saeps, fence.] |
septum [ˈsɛptəm]
n pl -ta [-tə]
1. (Life Sciences & Allied Applications / Biology) (Life Sciences & Allied Applications / Anatomy) Biology anatomy a dividing partition between two tissues or cavities
2. (Engineering / Mechanical Engineering) a dividing partition or membrane between two cavities in a mechanical device
[from Latin saeptum wall, from saepīre to enclose; related to Latin saepēs a fence]
| septum (sptm) Plural septa A thin wall or membrane that separates two parts or structures in an organism. Septae separate the chambers of the heart and subdivide the hyphae of some fungi. |
ThesaurusLegend: Synonyms Related Words Antonyms
| Noun | 1. |  septum - (anatomy) a dividing partition between two tissues or cavitiespartition - (anatomy) a structure that separates areas in an organism nasal septum - a partition of bone and cartilage between the nasal cavities anatomy, general anatomy - the branch of morphology that deals with the structure of animals |
| 2. | septum - a partition or wall especially in an ovary plant organ - a functional and structural unit of a plant or fungus |
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