weatherize

(-īz′)

transitive verb weatherized, weatherizing

to weatherstrip, insulate, etc. (a building), as in order to conserve heat

Origin: weather + -ize

Related Forms:

See weatherize in American Heritage Dictionary 4

transitive verb weath·er·ized, weath·er·iz·ing, weath·er·iz·es
To protect (a structure) against cold weather, as with insulation.
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