follow Dictionary.com

Capitol vs. capital? What's the difference?

viscosity index

noun, Automotive, Machinery
1.
an arbitrary scale for lubricating oils that indicates the extent of variation in viscosity with variation of temperature.
Origin of viscosity index
1935-1940
1935-40
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
Cite This Source

Word of the Day

Difficulty index for viscosity index

Few English speakers likely know this word

Word Value for viscosity

0
18
Scrabble Words With Friends