Entry 2 senses · 2 variants Webster, 1913 Delphinic · Del·phin·ic · IPA a. a. 01 a. Pertaining to, or derived from, the dolphin; phocenic. 1. Pertaining to, or derived from, the dolphin; phocenic.(Chem.) Phrases & compounds Delphinic acid — See Valeric acid, under Valeric. 02 a. Pertaining to, or derived from, the larkspur; specifically, relating to the stavesacre (Delphinium staphisagria). 1. Pertaining to, or derived from, the larkspur; specifically, relating to the stavesacre (Delphinium staphisagria).(Chem.)