D defs.my
Entry 1 sense Webster, 1913

Cavetto

/(kȧ*vĕt"tō̇)/ · Ca·vet·to · IPA /kəˈvɛtəʊ/
01 n. A concave molding; -- used chiefly in classical architecture. See Illust. of Column.
  1. 1.
    A concave molding; -- used chiefly in classical architecture. See Illust. of Column.(Arch.) See: Column