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Definition of insulative

insulative

/ˈɪn.səˌleɪ.tɪv/
in · su · la · tive
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insulative Lexical Profile

insulative Game Scores & Validity

• adjective

1

Serving or tending to insulate; preventing or reducing the transfer of heat, electricity, or sound.

Example

"The winter jacket is lined with a lightweight, highly insulative synthetic down to retain body heat in subzero temperatures."

Synonyms
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Antonyms
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• Nearby Words

insulate
insulated
insulation
insulative
insulator
insulin
insult

Word Origin & Etymology

Formed in English from the verb 'insulate' plus the suffix '-ive', ultimately tracing back to the Late Latin 'insulatus' ('made like an island'), from Latin 'insula' ('island').

Usage Trend

Historical frequency of usage in published text.

180019102020
Data source: Google Books Ngram Viewer

Cite this Entry

Wordmom. (2026). Definition of Insulative. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/insulative
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