If
viscosity is a univalued function of the rate of shear, a decrease of the
viscosity with increasing rate of shear is called shear thinning, and an increase of the
viscosity shear thickening.
Source: PAC, 1979,
51, 1213. (
Terminology and Symbols in Colloid and Surface Chemistry Part 1.13. Definitions, Terminology and Symbols for Rheological Properties) on page 1217 [
Terms] [
Paper]