trichloroacetic acid

noun
tri·​chlo·​ro·​ace·​tic acid | \ ˌtrī-ˌklȯr-ō-ə-ˈsē-tik- How to pronounce trichloroacetic acid (audio) \
variants: or less commonly trichloracetic acid \ ˌtrī-​ˌklȯr-​ə-​ˈsē-​tik-​ How to pronounce trichloracetic acid (audio) \

Definition of trichloroacetic acid

: a strong vesicant pungent acid C2Cl3HO2 used in weed control and in medicine as a caustic and astringent

Examples of trichloroacetic acid in a Sentence

Recent Examples on the Web For up to medium-depth spot removal, chemical peels including trichloroacetic acid (TCA) or glycolic acid superficially injure the skin to provoke a wound-healing response that expels dark pigment. Mackenzie Wagoner, Vogue, "How to Get Rid of Dark Spots on Your Face: Tips, Treatments, and Serums," 2 Oct. 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'trichloroacetic acid.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of trichloroacetic acid

1885, in the meaning defined above

History and Etymology for trichloroacetic acid

International Scientific Vocabulary

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Time Traveler for trichloroacetic acid

Time Traveler

The first known use of trichloroacetic acid was in 1885

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Statistics for trichloroacetic acid

Last Updated

10 Oct 2020

Cite this Entry

“Trichloroacetic acid.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/trichloroacetic%20acid. Accessed 3 Dec. 2020.

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More Definitions for trichloroacetic acid

trichloroacetic acid

noun
tri·​chlo·​ro·​ace·​tic acid | \ ˌtrī-ˌklōr-ō-ə-ˌsēt-ik-, -ˌklȯr- How to pronounce trichloroacetic acid (audio) \
variants: also trichloracetic acid \ -​ˌklōr-​ə-​ˌsēt-​ik-​ How to pronounce trichloracetic acid (audio) \

Medical Definition of trichloroacetic acid

: a strong vesicant pungent acid C2Cl3HO2 made usually by chlorinating acetic acid or by oxidizing chloral and used in medicine as a caustic and astringent — compare monochloroacetic acid

More from Merriam-Webster on trichloroacetic acid

Britannica.com: Encyclopedia article about trichloroacetic acid

Comments on trichloroacetic acid

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