adjective
- Occurring ever half hour.
adverb
- Every thirty minutes, every half hour. .
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). half-hourly. Retrieved September 20, 2026, from http://smartdefine.org/half-hourly/definitions/1175264 |
| Chicago | WordNet. 2010. "half-hourly" http://smartdefine.org/half-hourly/definitions/1175264 (accessed September 20, 2026). |
| Harvard | WordNet 2010, half-hourly, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/half-hourly/definitions/1175264>. |
| MLA | WordNet. "half-hourly" 23 October 2010. Web. 20 September 2026. <http://smartdefine.org/half-hourly/definitions/1175264> |