acerbated; acerbating; acerbates

transitive verb

1
: to make (something, such as a problem) more violent, bitter, or severe : exacerbate
The high winds acerbate the dry conditions in the fire zone.
2
archaic : to cause (someone) irritation or annoyance : irritate, exasperate
The poor girl had not spirit sufficient to upbraid her friend; nor did it suit her now to acerbate an enemy.Anthony Trollope

Word History

Etymology

borrowed from Latin acerbātus, past participle of acerbāre "to make bitter or disagreeable, worsen, aggravate," verbal derivative of acerbus "sour, bitter, grievous" — more at acerb

First Known Use

1657, in the meaning defined at sense 1

Time Traveler
The first known use of acerbate was in 1657

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Cite this Entry

“Acerbate.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/acerbate. Accessed 1 Sep. 2026.

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