: a balsam from a tropical American leguminous tree (Myroxylon balsamum) used especially as an expectorant and as a flavoring for cough syrups
called also tolu, tolu balsam
Cite this Entry
“Balsam of Tolu.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/balsam%20of%20Tolu. Accessed 31 Oct. 2025.
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