- (a.) Indisposed to move or act; very slow to act; sluggish; dull; inactive; indolent; lifeless.
- (a.) Not having or manifesting active properties; not affecting other substances when brought in contact with them; powerless for an expected or desired effect.
- (a.) Destitute of the power of moving itself or of active resistance to motion; as, matter is inert.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). inert. Retrieved September 21, 2026, from http://smartdefine.org/inert/definitions/2021187 |
| Chicago | Webster's. 2011. "inert" http://smartdefine.org/inert/definitions/2021187 (accessed September 21, 2026). |
| Harvard | Webster's 2011, inert, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/inert/definitions/2021187>. |
| MLA | Webster's. "inert" 27 May 2011. Web. 21 September 2026. <http://smartdefine.org/inert/definitions/2021187> |