- (adv.) Without danger; firmly; steadly; securely.
- (adv.) In a sure or certain manner; certainly; infallibly; undoubtedly; assuredly.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). surely. Retrieved September 20, 2026, from http://smartdefine.org/surely/definitions/2068973 |
| Chicago | Webster's. 2011. "surely" http://smartdefine.org/surely/definitions/2068973 (accessed September 20, 2026). |
| Harvard | Webster's 2011, surely, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/surely/definitions/2068973>. |
| MLA | Webster's. "surely" 28 May 2011. Web. 20 September 2026. <http://smartdefine.org/surely/definitions/2068973> |