VISCOSITY
viscosity, viscousness
(noun) resistance of a liquid to shear forces (and hence to flow)
Source: WordNet® 3.1
Etymology
Noun
viscosity (countable and uncountable, plural viscosities)
(uncountable) The state of being viscous.
(countable, physics) A quantity expressing the magnitude of internal friction in a fluid, as measured by the force per unit area resisting uniform flow.
(uncountable, psychology) A tendency to prolong interpersonal encounters.
Antonyms
• fluidity
Source: Wiktionary
Vis*cos"i*ty, n. Etym: [Cf. F. viscosité, LL. viscositas.]
1. The quality or state of being viscous.
2. (Physics)
Definition: A quality analogous to that of a viscous fluid, supposed to be
caused by internal friction, especially in the case of gases.
Source: Webster’s Unabridged Dictionary 1913 Edition