Home › Words › S › semipalmationsemipalmationsemipalmation means the property of being semipalmated.Among words judged in Lexicurio's Arena, semipalmation ranks #16,730 of 42,747 for Qualifying.EtymologyFrom semi- + palmation.nounThe property of being semipalmated.Definitions & examples from Wiktionary (CC BY-SA 3.0).