shrink-swell
Noun
Meaning
shrink-swell (uncountable)
The capacity of certain clay minerals to expand when wet and retract when dry.
Examples
Properties that are influenced by soil texture, include porosity, permeability, infiltration, shrink-swell rate, water-holding capacity, and susceptibility to erosion.
Some of the clays have pronounced shrink-swell properties and are difficult to work under most moisture conditions.