Oxford Dictionary English phylum noun noun BrE BrE//ˈfaɪləm// ; NAmE NAmE//ˈfaɪləm// (pl. phyla BrE BrE//ˈfaɪlə// ; NAmE NAmE//ˈfaɪlə// ) (biology) Groups of animals Add to my wordlistjump to other results a group into which animals, plants, etc. are divided, smaller than a kingdom and larger than a class compare genus Wordfinderbreedbreed, class, classification, genus, hybrid, kingdom, order, phylum, species, taxonomy See related entries: Groups of animals Word Originlate 19th cent.: modern Latin from Greek, phulon ‘race’.See phylum in the Oxford Learner's Dictionary of Academic EnglishSee phylum in the Oxford Advanced American DictionaryCheck pronunciation: phylum oxfordlearnersdictionaries.com