First Known Use: 14th century
Dictionary
viscosity
noun vis·cos·i·ty \vis-ˈkä-sə-tē\
plural vis·cos·i·ties
Definition of VISCOSITY
1
: the quality or state of being viscous
2
: the property of resistance to flow in a fluid or semifluid
3
: the ratio of the tangential frictional force per unit area to the velocity gradient perpendicular to the direction of flow of a liquid —called also coefficient of viscosity
See viscosity defined for kids
ADVERTISEMENT
Origin of VISCOSITY
Middle English viscosite, from Anglo-French viscosité, from Medieval Latin viscositat-, viscositas, from Late Latin viscosus viscous
Related to VISCOSITY
- Synonyms
- consistence, density, thickness, viscidity, consistency
Other Chemical Engineering Terms
Medical Dictionary
viscosity
noun vis·cos·i·ty \vis-ˈkäs-ət-ē\
plural vis·cos·i·ties
Medical Definition of VISCOSITY
1
: the quality of being viscous; especially : the property of resistance to flow in a fluid or semifluid
2
: the ratio of the tangential frictional force per unit area to the velocity gradient perpendicular to the direction of flow of a liquid—called also coefficient of viscosity
Learn More About VISCOSITY
Browse
Next Word in the Dictionary: viscosity breakingPrevious Word in the Dictionary: viscosimetricallyAll Words Near: viscosity
ADVERTISEMENT
Seen & Heard
What made you want to look up viscosity? Please tell us where you read or heard it (including the quote, if possible).