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balm of Gilead, balsam fir, Canada balsam, Abies balsamea | medium-sized fir of northeastern North America; leaves smell of balsam when crushed; medium-sized fir of northeastern North America; leaves smell of balsam when crushed; much used for pulpwood and Christmas trees ❲Abies balsamea❳ | ||
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Canada balsam | yellow transparent exudate of the balsam fir; used as a transparent cement in optical devices (especially in microscopy) and as a mounting medium |