immiscibility
Noun
Meaning
Incapability of being mixed, or mingled.
Source: Webster's dictionarySynonyms
Antonyms
Examples
Again, the immiscibility of most epoxy and acrylic resins with water necessitates the use of dehydration, usually with ethanol.
An example for the immiscibility of oil and water is a leak of petroleum from a damaged tanker, that does not dissolve in the ocean water but rather floats on the surface.
Dilution refrigerators use this immiscibility to achieve temperatures of a few millikelvins.