In physics|lang=en terms the difference between gyroviscosity and gyroviscous
is that gyroviscosity is (physics) gyroscopic viscosity while gyroviscous is (physics) displaying gyroviscosity.
As a noun gyroviscosity
is (physics) gyroscopic viscosity.
As an adjective gyroviscous is
(physics) displaying gyroviscosity.
gyroviscosity
English
Noun
(gyroviscosities)
(physics) gyroscopic viscosity