insulation

Estimated CEFR level: C2 — Proficiency

Estimated from word frequency; not an official CEFR classification.

Definition

noun the state of being isolated or detached
noun a material that reduces or prevents the transmission of heat or sound or electricity
noun the act of protecting something by surrounding it with material that reduces or prevents the transmission of sound or heat or electricity

From insulate + -ion.

Damage insulation on power lines to cause interference. — Simple Sabotage Field Manual, United States. Office of Strategic Services
Let us feel, if we will, the absolute insulation of man. — Essays by Ralph Waldo Emerson, Ralph Waldo Emerson
He had broken the porcelain insulation of the plug controlling the current. — The Boy with Wings, Berta Ruck

insularity, insularism, detachment

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