Category:Diacaustic

Di`a*caus"tic, a. Etym: [Pref. dia- + caustic.] (Opt.)

Defn: Pertaining to, or possessing the properties of, a species of caustic curves formed by refraction. See Caustic surface, under Caustic.

diacaustic Di`a*caus"tic, n.

1. (Med.)

Defn: 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.

2. (Math.)

Defn: A curved formed by the consecutive intersections of rays of light refracted through a lens.