Etymology
Advertisement

insulation (n.)

noun of action from insulate (v.) in its various senses. From 1767 as "a blocking from electricity or heat" (by interposition of a non-conductor). Sense of "state or action of being detached from others" is from 1798. Literal meaning "act of making (land) into an island" is from 1784; that of "state of being an island" is from 1799. The concrete sense of "insulating material" is recorded by 1870.

Others are reading

Advertisement
Advertisement
Definitions of insulation

insulation (n.)
the state of being isolated or detached;
the insulation of England was preserved by the English Channel
insulation (n.)
insulating material that reduces or prevents the transmission of heat or sound or electricity;
Synonyms: insulant
insulation (n.)
the act of protecting something by surrounding it with material that reduces or prevents the transmission of sound or heat or electricity;
From wordnet.princeton.edu