The Collaborative International Dictionary
Delphinic acid
Delphinic \Del*phin"ic\, a. [See Delphin, n.] (Chem.) Pertaining to, or derived from, the dolphin; phocenic.
Delphinic acid. (Chem.) See Valeric acid, under Valeric. [Obs.]
Wiktionary
delphinic acid
n. (context dated English) valeric acid