- (a.) Pertaining to or having the form of, a ring; forming a ring; ringed; ring-shaped; as, annular fibers.
- (a.) Banded or marked with circles.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). annular. Retrieved September 20, 2026, from http://smartdefine.org/annular/definitions/1974086 |
| Chicago | Webster's. 2011. "annular" http://smartdefine.org/annular/definitions/1974086 (accessed September 20, 2026). |
| Harvard | Webster's 2011, annular, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/annular/definitions/1974086>. |
| MLA | Webster's. "annular" 27 May 2011. Web. 20 September 2026. <http://smartdefine.org/annular/definitions/1974086> |