- birch oil as a noun:
- 1
birch oil
noun
1 birch oil
A liquid ester with a strong odor of wintergreen; applied externally for minor muscle and joint pain.
synonyms: methyl salicylate, sweet-birch oil.
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noun
A liquid ester with a strong odor of wintergreen; applied externally for minor muscle and joint pain.
synonyms: methyl salicylate, sweet-birch oil.
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