Home › Words › S › stichidiumstichidiumstichidium means A special pod-like or fusiform branch containing tetraspores, found in certain red algae.Among words judged in Lexicurio's Arena, stichidium ranks #28,436 of 42,789 for Qualifying.EtymologyFrom New Latin stichidium, from Ancient Greek στιχίδιον (stikhídion), by surface analysis, sticho- + -idium.nounA special pod-like or fusiform branch containing tetraspores, found in certain red algae.Definitions & examples from Wiktionary (CC BY-SA 3.0).