Entry 2 senses · 2 variants Webster, 1913 Quadric · Quad·ric · IPA a. n. 01 a. Of or pertaining to the second degree. 1. Of or pertaining to the second degree.(Math.) 02 n. A quantic of the second degree. See Quantic. 1. A quantic of the second degree. See Quantic.(Alg.) See: Quantic