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: a white crystalline acid B(OH)3 obtained from its salts and used especially as a weak antiseptic and fire-retardant
Examples of boric acid in a Sentence
Recent Examples on the Web
Try boric acid: Like diatomaceous earth, boric acid can be sprinkled around to kill silverfish instantly.
—Sherri Gordon, Health, 7 Sep. 2024
Insecticidal dust, like those containing diatomaceous earth or boric acid, can be applied in cracks, crevices, and other hiding spots.
—Nafeesah Allen, Better Homes & Gardens, 26 July 2024
Borax should not be confused with boric acid, a chemical compound that is primarily used in pesticides.
—Mary Cornetta, Better Homes & Gardens, 29 June 2024
Borax Safety Precautions As with boric acid (and high levels of baking soda), ingesting borax can be lethal.
—Mary Cornetta, Better Homes & Gardens, 29 June 2024
See all Example Sentences for boric acid
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'boric acid.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
Word History
Etymology
boron
First Known Use
1825, in the meaning defined above
Dictionary Entries Near boric acid
Cite this Entry
“Boric acid.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/boric%20acid. Accessed 20 Sep. 2024.
Kids Definition
boric acid
noun
bo·ric acid
ˌbōr-ik-,
ˌbȯr-
: a white boron-containing weak acid that is used as a mild antiseptic
Medical Definition
boric acid
noun
: a white crystalline acid H3BO3 obtained from its salts and used especially as a weak antiseptic
called also boracic acid, orthoboric acid
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