Nearby Words

Expansivity

[ek-span-siv-i-tee]

ex·pan·siv·i·ty

[ek-span-siv-i-tee]
noun
1.
the quality or state of being expansive; expansiveness.

Origin:
1830–40; expansive + -ity
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2012.
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Expansivity is always a great word to know.
So is collision. Does it mean:
the meeting of particles or of bodies in which each exerts a force upon the other, causing the exchange of energy or momentum
the elasticlike force existing in the surface of a liquid caused by asymmetries in the intermolecular forces between surface molecules
Collins
World English Dictionary
expansivity (ˌɛkspænˈsɪvɪtɪ)
 
n
1.  the quality of being expansive
2.  another name for coefficient of expansion

Collins English Dictionary - Complete & Unabridged 10th Edition
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