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1
a
: of, relating to, or resembling water
b
: made from, with, or by water
an aqueous solution
2
medical
: of or relating to the aqueous humor
Examples of aqueous in a Sentence
Recent Examples on the Web
Veiled by this aqueous spillage — textured by the rough grain of the silk-screening process — the meteorites in the paintings seem not entirely solid.
—Zoë Hopkins, New York Times, 2 Jan. 2025
The epilogue to the aqueous SOS runs a little soupy.
—Craig Jenkins, Vulture, 7 Jan. 2025
For decades, these first responders used PFAS-laden aqueous film-forming foam and turnout gear during training and emergency responses.
—Jonathan Sharp, Baltimore Sun, 23 Dec. 2024
Its face of polished rock crystal bears tiny bubbles for aqueous intrigue.
—Sam Cochran, Architectural Digest, 18 Dec. 2024
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Word History
Etymology
Medieval Latin aqueus, from Latin aqua
First Known Use
1646, in the meaning defined at sense 1a
Phrases Containing aqueous
Dictionary Entries Near aqueous
Cite this Entry
“Aqueous.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/aqueous. Accessed 31 Jan. 2025.
Kids Definition
Medical Definition
aqueous
2 of 2 nounMore from Merriam-Webster on aqueous
Thesaurus: All synonyms and antonyms for aqueous
Nglish: Translation of aqueous for Spanish Speakers
Britannica English: Translation of aqueous for Arabic Speakers
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