acrylic acid

noun

: an unsaturated liquid acid C3H4O2 that polymerizes readily to form useful products (such as constituents for varnishes and lacquers)

Examples of acrylic acid in a Sentence

Recent Examples on the Web
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The team then used acrylic acid as the gel’s crosslinker and an electrolyte with a fluorine-free lithium salt to provide lithium ions. ArsTechnica, 14 Apr. 2025 Romanowski adds that these alcohols usually get thickened by some kind of acrylic polymer such as Carbomer (a group of polymers made from acrylic acid). Daisy Hernandez, Popular Mechanics, 13 Aug. 2020

Word History

First Known Use

1843, in the meaning defined above

Time Traveler
The first known use of acrylic acid was in 1843

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Cite this Entry

“Acrylic acid.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/acrylic%20acid. Accessed 30 Apr. 2025.

Medical Definition

acrylic acid

noun
: a synthetic unsaturated liquid acid C3H4O2 that polymerizes readily to form useful products (as water-soluble thickening agents)
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