genus Ferocactus ge·nus·fe·rocactus uncommon noun 1. genus of nearly globular cacti of Mexico and southwestern United States: barrel cacti SynonymsFerocactusgenus Ferocactus Related words Broader terms caryophylloid dicot genus Parts Cactaceae Part of barrel cactus WordNet 2.1 (Princeton University). WordNet 2.1 Copyright Princeton University. All rights reserved.
