- (v.i.) To be tantamount or equivalent; to amount.
- (a.) Equivalent in value, signification or effect.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). tantamount. Retrieved September 21, 2026, from http://smartdefine.org/tantamount/definitions/2070381 |
| Chicago | Webster's. 2011. "tantamount" http://smartdefine.org/tantamount/definitions/2070381 (accessed September 21, 2026). |
| Harvard | Webster's 2011, tantamount, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/tantamount/definitions/2070381>. |
| MLA | Webster's. "tantamount" 28 May 2011. Web. 21 September 2026. <http://smartdefine.org/tantamount/definitions/2070381> |