exsertPronunciation: /ɪkˈsəːt, ɛk-/Definition of exsert verb [with object] (usually as adjective exserted) Biology cause to protrude:an exserted stigmaOrigin: mid 17th century: from Latin exsert- 'put forth', from the verb exserere (see exert)exsert in other Oxford dictionaries Definition of exsert in the US English dictionary