- characterized by or requiring a sitting posture: a sedentary occupation.
- accustomed to sit or rest a great deal or to take little exercise.
- Chiefly Zoology.
- abiding in one place; not migratory.
- pertaining to animals that move about little or are permanently attached to something, as a barnacle.
- characterized by or requiring a sitting positionsedentary work
- tending to sit about without taking much exercise
- (of animals) moving about very little, usually because of attachment to a rock or other surface
- (of animals) not migratory
adj.1590s, “remaining in one place,” from Middle French sédentaire (16c.) and directly from Latin sedentarius “sitting, remaining in one place,” from sedentem (nominative sedens), present participle of sedere “to sit; occupy an official seat, preside; sit still, remain; be fixed or settled,” from PIE root *sed- (1) “to sit” (cf. Sanskrit a-sadat “sat down,” sidati “sits;” Old Persian hadis “abode;” Greek ezesthai “to sit,” hedra “seat, chair, face of a geometric solid;” Old Irish suide “seat, sitting;” Welsh sedd “seat,” eistedd “sitting;” Old Church Slavonic sežda, sedeti “to sit;” Lithuanian sedmi “to sit;” Russian sad “garden,” Lithuanian soditi “to plant;” Gothic sitan, Old English sittan “to sit;” see sit). Of persons, the sense “not in the habit of exercise” is recorded from 1660s.