Telosporidia te·los·po·ridia uncommon noun 1. parasitic sporozoans that form spores containing one or more infective sporozoites Synonymssubclass Telosporidia Related words Broader terms class Parts Sporozoa Part of CoccidiaGregarinidaHaemosporidia WordNet 2.1 (Princeton University). WordNet 2.1 Copyright Princeton University. All rights reserved.