- (v.t.) To be or come, in the way of; to hinder from passing; to stop; to impede; to retard; as, the bar in the harbor obstructs the passage of ships; clouds obstruct the light of the sun; unwise rules obstruct legislation.
- (v.t.) To block up; to stop up or close, as a way or passage; to place an obstacle in or fill with obstacles or impediments that prevent or hinder passing; as, to obstruct a street; to obstruct the channels of the body.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). obstruct. Retrieved September 22, 2026, from http://smartdefine.org/obstruct/definitions/2038093 |
| Chicago | Webster's. 2011. "obstruct" http://smartdefine.org/obstruct/definitions/2038093 (accessed September 22, 2026). |
| Harvard | Webster's 2011, obstruct, Smart Define, viewed 22 September, 2026, <http://smartdefine.org/obstruct/definitions/2038093>. |
| MLA | Webster's. "obstruct" 27 May 2011. Web. 22 September 2026. <http://smartdefine.org/obstruct/definitions/2038093> |