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Related to specific viscosity: reduced viscosity, Relative viscosity
Etymology: L, species + facere, to make, viscosus, sticky
the internal friction of a fluid, which may be measured by comparing the rate of flow of the fluid through a tube with the rate of a standard liquid under standard conditions.
The internal friction of a fluid, measured by comparing the rate of flow of the liquid through a tube with that of some standard liquid, or by measuring the resistance to rotating paddles.
See also: viscosity