Deliquescence

usgb/ˌdelɪˈkwesns/
noun

The process by which a substance absorbs moisture from the atmosphere until it dissolves in the absorbed water and forms a solution.

Salt exhibits deliquescence as it absorbs water and dissolves when exposed to the air.
Visual representation of "deliquescence" - The process by which a substance absorbs moisture from the atmosphere until it dissolves in the absorbed water and forms a solution.

Often appears as...

  • deliquescence of salt
  • deliquescence process

Usage tips

Technical

Definition 1 of 2
Visual representation of "deliquescence"
LampPro Tip 1/3

Atmospheric Phenomenon

Understand deliquescence as a chemical process involving atmospheric moisture leading to a liquid solution.

Illustration for Atmospheric Phenomenon
The deliquescence of hygroscopic compounds in humid environments prevents the storage of certain products without airtight containers.
LampPro Tip 2/3

Not Melting

Recognize the difference between deliquescence and melting; deliquescence involves dissolving from absorbed moisture, not heat.

Illustration for Not Melting
The deliquescence of the substance looked like melting, but it was the high humidity that caused it, not temperature.
LampPro Tip 3/3

Technical Vocabulary

Deliquescence is primarily used in scientific contexts, so it's not commonly found in everyday language.

Illustration for Technical Vocabulary
During the experiment, we observed the deliquescence of the sodium hydroxide pellets.
Word comparison image

Compare with

absorptivecorrosiondecaydecompositiondisintegratedissolutionmeltwaterputrefaction
Visual representation of the word "Deliquescence"

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