- (n.) The point in any figure opposite to, and farthest from, the base; the terminating point of some particular line or lines in a figure or a curve; the top or the point opposite the base.
- (n.) The top or crown, of the head.
- (n.) The zenith or the point of the heavens directly overhead.
- (n.) A turning point; the principal or highest point; top; summit; crown; apex.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). vertex. Retrieved September 22, 2026, from http://smartdefine.org/vertex/definitions/2079367 |
| Chicago | Webster's. 2011. "vertex" http://smartdefine.org/vertex/definitions/2079367 (accessed September 22, 2026). |
| Harvard | Webster's 2011, vertex, Smart Define, viewed 22 September, 2026, <http://smartdefine.org/vertex/definitions/2079367>. |
| MLA | Webster's. "vertex" 28 May 2011. Web. 22 September 2026. <http://smartdefine.org/vertex/definitions/2079367> |