Paeoniaceae paeo·nia·ceae uncommon noun 1. perennial rhizomatous herbs and shrubs; of temperate Europe and North America Synonymsfamily Paeoniaceaepeony family Related words Broader terms magnoliid dicot family Parts Ranales Part of Paeonia WordNet 2.1 (Princeton University). WordNet 2.1 Copyright Princeton University. All rights reserved.
