- (v.t.) To prick, as with a thorn.
- (n.) Any shrub or small tree which bears thorns; especially, any species of the genus Crataegus, as the hawthorn, whitethorn, cockspur thorn.
- (n.) Fig.: That which pricks or annoys as a thorn; anything troublesome; trouble; care.
- (n.) The name of the Anglo-Saxon letter /, capital form /. It was used to represent both of the sounds of English th, as in thin, then. So called because it was the initial letter of thorn, a spine.
- (n.) A hard and sharp-pointed projection from a woody stem; usually, a branch so transformed; a spine.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). thorn. Retrieved September 22, 2026, from http://smartdefine.org/thorn/definitions/2072209 |
| Chicago | Webster's. 2011. "thorn" http://smartdefine.org/thorn/definitions/2072209 (accessed September 22, 2026). |
| Harvard | Webster's 2011, thorn, Smart Define, viewed 22 September, 2026, <http://smartdefine.org/thorn/definitions/2072209>. |
| MLA | Webster's. "thorn" 28 May 2011. Web. 22 September 2026. <http://smartdefine.org/thorn/definitions/2072209> |