say it: in-suh-LAY-shuhn
insulation is a noun meaning "the state of being isolated or detached". It carries 3 recorded senses.
the state of being isolated or detached
“the insulation of England was preserved by the English Channel”
insulating material that reduces or prevents the transmission of heat or sound or electricity
the act of protecting something by surrounding it with material that reduces or prevents the transmission of sound or heat or electricity
Forms marked · are formed by the regular rule rather than recorded in the source data. English keeps a few hundred irregulars and the rest follow the pattern, so the rule is right far more often than not — but it is a rule, and the mark says so.
Definitions, synonyms and semantic relations for insulation come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.