adverb
- With regret (used in polite formulas. )
- usage: "I must regretfully decline your kind invitation"
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). regretfully. Retrieved September 20, 2026, from http://smartdefine.org/regretfully/definitions/1253099 |
| Chicago | WordNet. 2010. "regretfully" http://smartdefine.org/regretfully/definitions/1253099 (accessed September 20, 2026). |
| Harvard | WordNet 2010, regretfully, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/regretfully/definitions/1253099>. |
| MLA | WordNet. "regretfully" 23 October 2010. Web. 20 September 2026. <http://smartdefine.org/regretfully/definitions/1253099> |