(n.) An instrument for measuring minute quantities of radiant heat, especially in different parts of the spectrum; -- called also actinic balance, thermic balance.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). bolometer. Retrieved September 20, 2026, from http://smartdefine.org/bolometer/definitions/1981409 |
| Chicago | Webster's. 2011. "bolometer" http://smartdefine.org/bolometer/definitions/1981409 (accessed September 20, 2026). |
| Harvard | Webster's 2011, bolometer, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/bolometer/definitions/1981409>. |
| MLA | Webster's. "bolometer" 27 May 2011. Web. 20 September 2026. <http://smartdefine.org/bolometer/definitions/1981409> |