Fistulina hepatica fis·tu·li·nahepatica uncommon noun 1. a popular edible fungus with a cap the color of liver or raw meat; abundant in southeastern United States Synonymsbeefsteak fungusFistulina hepatica Related words Broader terms polypore Parts Fistulina WordNet 2.1 (Princeton University). WordNet 2.1 Copyright Princeton University. All rights reserved.