Definition of aqueous
1a : of, relating to, or resembling waterb : made from, with, or by water an aqueous solution
2 medical : of or relating to the aqueous humor
Recent Examples of aqueous from the Web
That base is strongly suspected as a source of PFCs, a family of chemicals found in aqueous film-forming foams that firefighters use to douse fuel fires.
For no sooner does our latter-day mermaid finish her aria of farewell than this aqueous dream world is dismantled before our eyes.
Each gallon of aqueous film-forming foam costs about $2.26 a gallon, and each of the airport’s 10 fire trucks carries nearly $1,000 worth of foam.
So perhaps the idea is to keep your photos safe after an aqueous disaster caused by brain parasites.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'aqueous'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
Origin and Etymology of aqueous
Medieval Latin aqueus, from Latin aqua
First Known Use: 1646See Words from the same year
AQUEOUS Defined for English Language Learners
Definition of aqueous for English Language Learners
: containing water or similar to water
AQUEOUS Defined for Kids
Definition of aqueous for Students
: made of, by, or with water an aqueous solution
Medical Definition of aqueous
Seen and Heard
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