in·su·la·tion

[in-suh-ley-shuhn, ins-yuh-]
noun
1.
material used for insulating.
2.
the act of insulating.
3.
the state of being insulated.

Origin:
1790–1800; insulate + -ion

pre·in·su·la·tion, noun
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Based on the Random House Dictionary, © Random House, Inc. 2013.
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World English Dictionary
insulation (ˌɪnsjʊˈleɪʃən) [Click for IPA pronunciation guide]
 
n
1.  Also called: insulant material used to insulate a body, device, or region
2.  the act or process of insulating

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
Cite This Source
00:10
Insulation is always a great word to know.
So is slumgullion. Does it mean:
a printed punctuation mark (‽), available only in some typefaces, designed to combine the question mark (?) and the exclamation point (!), indicating a mixture of query and interjection, as after a rhetorical question.
a stew of meat, vegetables, potatoes, etc.
Example sentences
When insulating your home, you can choose from many types of insulation.
Note an alternative might be water-filled chambers in the wall between insulation.
Another common stumbling block was insulation ratings for houses.
But burning off wire insulation, cooking circuit boards and using acid to extract gold all take a health and environmental toll.
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