- (n.) Pertaining to the center; central.
- (n.) Of or pertaining to an umbilicus or umbilical cord; umbilic.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). umbilical. Retrieved September 20, 2026, from http://smartdefine.org/umbilical/definitions/2076115 |
| Chicago | Webster's. 2011. "umbilical" http://smartdefine.org/umbilical/definitions/2076115 (accessed September 20, 2026). |
| Harvard | Webster's 2011, umbilical, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/umbilical/definitions/2076115>. |
| MLA | Webster's. "umbilical" 28 May 2011. Web. 20 September 2026. <http://smartdefine.org/umbilical/definitions/2076115> |