septum

noun

sep·​tum ˈsep-təm 

plural septa ˈsep-tə 

: a dividing wall or membrane especially between bodily spaces or masses of soft tissue compare dissepiment

Examples of septum in a Sentence

Recent Examples on the Web

Fans have been enjoying showcasing how the new trailers have unlocked new fears including those who removed their septum rings following the first trailer and those reacting to glass falling into ice, lawnmowers, trampolines, revolving doors and glass floors. —Anthony D'alessandro, Deadline, 27 Mar. 2025

Structural abnormalities: Existing nasal polyps or a deviated septum can contribute to sinus problems and increase the risk. —Lindsay Curtis, Health, 5 Mar. 2025

Surgical Options include tonsil and adenoid removal, correction of a deviated septum and soft palate modifications. —Maria Sokolina, Forbes, 25 Feb. 2025

And then that brings me to the idea of the deviated septum with Caraxes. —Roxana Hadadi, Vulture, 5 Aug. 2024

Word History

Etymology

New Latin, from Latin saeptum enclosure, fence, wall, from saepire to fence in, from saepes fence, hedge

First Known Use

1578, in the meaning defined above

Kids Definition

septum

noun

sep·​tum ˈsep-təm 

plural septa -tə 

: a dividing wall or membrane especially between bodily spaces or masses of soft tissue

Medical Definition

septum

noun

sep·​tum ˈsep-təm 

plural septa -tə 

: a dividing wall or membrane especially between bodily spaces or masses of soft tissue: as

a

: nasal septum

b

: crural septum