# viscosity

> English word · Noun · IPA /vɪsˈkɑsɪti/ · frequency rank #24,633

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

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

## Common misspellings (14)
`ivscosity`, `vicsosity`, `visccosity`, `viscoisty`, `viscositty`, `viscosityy`, `viscosiyt`, `viscossity`, `viscostiy`, `viscsoity`, `visocsity`, `visscosity`, `vsicosity`, `vviscosity`

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/viscosity