---
date: 20210405
id: a6873f0c-7c7e-44ce-912d-1b14518e04f2
title: viscosity
---

-   the state of being thick, sticky, and semi-fluid in consistency, due
    to internal friction.
-   a quantity expressing the magnitude of internal friction in a fluid,
    as measured by the force per unit area resisting uniform flow.