aqueous
C2Pronunciation
UK
- /ˈeɪkwɪəs/
US
- /ˈeɪkwiəs/
Description
- containing water
- water-based
- dissolved in water
Imagine a beautiful ocean—that's inherently aqueous! The word "aqueous" describes anything containing or relating to water. It's not just having water, though; it often implies something is dissolved in it, like salt in seawater or sugar in your iced tea. You might describe a mixture as "an aqueous solution," meaning the substance is dissolved in water rather than in another solvent.
Think of an aquarium—it's an aqueous environment for fish! Or consider watercolor paints; they rely on water as their medium to create delicate washes. In science, "aqueous" often appears when describing chemical reactions happening in water. It's a bit more precise than just saying "watery"—it suggests a specific role of water as the dissolving agent or medium.
The word "aqueous" comes from the Latin aqua, meaning "water," and carries with it a sense of being connected to, composed of, or dissolved in water. It's more than just saying something is wet; it implies a fundamental relationship with water.
You'll often encounter "aqueous" in scientific contexts, particularly chemistry and biology. For example, an "aqueous solution" isn't simply water with stuff floating in it—it means the substance is actually dissolved at a molecular level within the water. Think of how sugar disappears when stirred into your coffee; that's becoming part of an aqueous solution.
But "aqueous" isn't limited to labs and textbooks! It can also be used more poetically or descriptively. A misty morning, with droplets clinging to leaves, might be described as having an "aqueous quality." A watercolor painting relies on the properties of water to create its translucent effects—it's inherently aqueous in nature.
Even everyday things like eye drops are often formulated as aqueous solutions for easy absorption. And when describing environments, "aqueous habitats" refer to those where life thrives in water.
So, whether you're talking about a chemical reaction, a delicate painting, or the vastness of the ocean, "aqueous" describes anything deeply connected to and reliant on the power and properties of water—not just its presence, but its very essence.
Examples
- 1
Chemistry
The powder is first dissolved in an aqueous solution.
- 2
Lab mixtures
In the lab, the dye moved into the aqueous phase and left the oil behind.
Domain
the aqueous phase
the water-based part of a mixture
- 3
Material testing
The coating was designed to stay stable in warm, aqueous environments.
Forms and spellings
1 form open this card.
Main spelling
- aqueousadjective