apparent viscosity

of a liquid
https://doi.org/10.1351/goldbook.A00420
The ratio of stress to rate of @[email protected], calculated from measurements of forces and velocities as though the liquid were Newtonian. If the liquid is actually non-Newtonian, the apparent @[email protected] depends on the type and dimensions of the apparatus used.
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]