Entry 2 senses · 2 variants Webster, 1913 Escharotic · Es·cha·rot·ic · IPA a. n. 01 a. Serving or tending to form an eschar; producing a scar; caustic. 1. Serving or tending to form an eschar; producing a scar; caustic.(Med.) 02 n. A substance which produces an eschar; a caustic, esp., a mild caustic. 1. A substance which produces an eschar; a caustic, esp., a mild caustic.(Med.)