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

Type of: oleoresin, silver fir

Encyclopedia: Canada balsam

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