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Entry 2 senses · 2 variants Webster, 1913

Catacaustic

· Cat·a·caus·tic · IPA /ˌkætəˈkɑstɪk/
01 a. Relating to, or having the properties of, a caustic curve formed by reflection. See Caustic, a.
  1. 1.
    Relating to, or having the properties of, a caustic curve formed by reflection. See Caustic, a.(Physics) See: Caustic
02 n. A caustic curve formed by reflection of light.
  1. 1.
    A caustic curve formed by reflection of light.(Physics)