- (a.) Pertaining to or possessing the properties of, a species of caustic curves formed by refraction. See Caustic surface, under Caustic.
- (n.) That which burns by refraction, as a double convex lens or the sun's rays concentrated by such a lens, sometimes used as a cautery.
- (n.) A curved formed by the consecutive intersections of rays of light refracted through a lens.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). diacaustic. Retrieved September 21, 2026, from http://smartdefine.org/diacaustic/definitions/1997133 |
| Chicago | Webster's. 2011. "diacaustic" http://smartdefine.org/diacaustic/definitions/1997133 (accessed September 21, 2026). |
| Harvard | Webster's 2011, diacaustic, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/diacaustic/definitions/1997133>. |
| MLA | Webster's. "diacaustic" 27 May 2011. Web. 21 September 2026. <http://smartdefine.org/diacaustic/definitions/1997133> |