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Related to Canada balsam: Nicol prism
A viscous, yellowish, transparent resin obtained from the balsam fir and used as a cement for glass lenses and for mounting specimens on microscopic slides.
1. (Botany) a yellow transparent resin obtained from the balsam fir. Because its refractive index is similar to that of glass, it is used as an adhesive in optical devices and as a mounting medium for microscope specimens
2. (Plants) another name for balsam fir
a water-soluble resin obtained from the balsam fir, Abies balsamea, used as a cement for microscope slides and lenses.
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|Noun||1.||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|
oleoresin - a naturally occurring mixture of a resin and an essential oil; obtained from certain plants
|2.||Canada balsam - medium-sized fir of northeastern North America; leaves smell of balsam when crushed; much used for pulpwood and Christmas trees|
silver fir - any of various true firs having leaves white or silvery white beneath