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Added 9 October 2026

viscosity

/vɪsˈkɑsɪti/ noun

Latin root: viscositas Wiktionary

noun Definition from Wiktionary (CC BY-SA). Pronunciation from Wiktionary, via Kaikki.org. More about viscosity at Wordnik → Where our words come from →

The state of being viscous.
A quantity expressing the magnitude of internal friction in a fluid, as measured by the force per unit area resisting uniform flow.
A tendency to prolong interpersonal encounters.

Origin

From Middle French viscosité, from Old French viscosité, from Medieval Latin viscositas; analysable as viscous + -ity.

From Wiktionary, via Kaikki.org (CC BY-SA)

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