(n.) A straight line considered as drawn from a center to an indefinite distance in one direction, the complete ray being the whole line drawn to an indefinite distance in both directions.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). half-ray. Retrieved September 20, 2026, from http://smartdefine.org/half-ray/definitions/2014715 |
| Chicago | Webster's. 2011. "half-ray" http://smartdefine.org/half-ray/definitions/2014715 (accessed September 20, 2026). |
| Harvard | Webster's 2011, half-ray, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/half-ray/definitions/2014715>. |
| MLA | Webster's. "half-ray" 27 May 2011. Web. 20 September 2026. <http://smartdefine.org/half-ray/definitions/2014715> |