Erethizon

Thesaurus

Noun

1.

Erethizon - a genus of Erethizontidae genus Erethizonmammal genus - a genus of mammalsErethizontidae, family Erethizontidae - New World arboreal porcupinesCanada porcupine, Erethizon dorsatum - porcupine of northeastern North America with barbed spines concealed in the coarse fur; often gnaws buildings for salt and grease