(n) porcupine of northeastern North America with barbed spines concealed in the coarse fur; often gnaws buildings for salt and grease, Syn. Erethizon dorsatum
(n) medium-sized fir of northeastern North America; leaves smell of balsam when crushed; much used for pulpwood and Christmas trees, Syn. balm of Gilead, Canada balsam, Abies balsamea