tannia tan·nia uncommon noun 1. tropical American aroid having edible tubers that are cooked and eaten like yams or potatoes SynonymsyautiaspoonflowermalangaXanthosoma sagittifoliumXanthosoma atrovirens Related words Broader terms arum Parts Xanthosoma WordNet 2.1 (Princeton University). WordNet 2.1 Copyright Princeton University. All rights reserved.
