Home › Words › S › selepressinselepressinselepressin means A potent, highly selective, short-acting peptide full agonist of the vasopressin 1A receptor.EtymologyBlend of selective + vasopressin?nounA potent, highly selective, short-acting peptide full agonist of the vasopressin 1A receptor.Definitions & examples from Wiktionary (CC BY-SA 3.0).