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1826, in the meaning defined above
borrowed from French acidulant, from present participle of aciduler “to make acidic,” back-formation from acidulé “treated with acid,” borrowed from New Latin acidulātus
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“Acidulant.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/acidulant. Accessed 29 Nov. 2021.
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