Insulation
Insulation In`su*la"tion, n. 1. The act of insulating, or the state of being insulated; detachment from other objects; isolation. [1913 Webster]

2. (Elec. & Thermotics) The act of separating a body from others by nonconductors, so as to prevent the transfer of electricity or of heat; also, the state of a body so separated. [1913 Webster]

3. The material or substance used to insulate from either electrical or thermal conduction; as, fiberglass is used as thermal insulation in the walls and roofs of houses. [Webster 1913 Suppl. +PJC]


The Collaborative International Dictionary of English. 2000.

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  • Insulation — may mean:* Building insulation, added to buildings for comfort and energy efficiency * Soundproofing, also known as acoustic insulation, any means of reducing the intensity of sound * Thermal insulation, materials used to reduce the rate of heat… …   Wikipedia

  • insulation — [ɛ̃sylɑsjɔ̃] n. f. ÉTYM. D. i. (1893, Valéry); dér. sav. du lat. insula « île ». ❖ ♦ Didact. et rare. Volonté de s isoler (comme dans une île). ⇒ Isolement. || L insulation d une économie (d après F. Perroux) …   Encyclopédie Universelle

  • insulation — index buffer zone, bulwark Burton s Legal Thesaurus. William C. Burton. 2006 …   Law dictionary

  • insulation — (n.) 1848, act of making (something) into an island, noun of action from INSULATE (Cf. insulate). Transferred sense attested by 1798. Electrical sense is from 1767. The concrete sense of insulating material is recorded by 1870 …   Etymology dictionary

  • insulation — ► NOUN 1) the action of insulating or state of being insulated. 2) material used to insulate something …   English terms dictionary

  • insulation — [in΄sə lā′shən; in΄soolā′shən, in΄syoolā′shən] n. 1. an insulating or being insulated 2. any material used to insulate …   English World dictionary

  • insulation — insulate in‧su‧late [ˈɪnsjleɪt ǁ ˈɪnsə , ˈɪnʆə ] verb [transitive] to keep something safe from the harmful effects of something: insulate something from/​against something • Such a strategy helps insulate the portfolio from the stock market s… …   Financial and business terms

  • insulation — [[t]ɪ̱nsjʊle͟ɪʃ(ə)n, AM sə [/t]] N UNCOUNT Insulation is a thick layer of a substance that keeps something warm, especially a building. → See also insulate High electricity bills point to a poor heating system or bad insulation... A wet suit… …   English dictionary

  • insulation — n. insulation against, from * * * [ˌɪnsjʊ leɪʃ(ə)n] from insulation against …   Combinatory dictionary

  • insulation — in|su|la|tion [ˌınsjuˈleıʃən US ˌınsə ] n [U] 1.) when something is insulated or someone insulates something ▪ Good insulation can save you money on heating bills. 2.) material used to insulate something, especially a building ▪ glass fibre… …   Dictionary of contemporary English

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