insulator

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in·su·la·tor

(ĭn′sə-lā′tər, ĭns′yə-)

1. A material that insulates, especially a nonconductor of sound, heat, or electricity.

2. A device that insulates.

American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

insulator

(ˈɪnsjʊˌleɪtə)

(General Physics) any material or device that insulates, esp a material with a very low electrical conductivity or thermal conductivity or something made of such a material

Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

in•su•la•tor

(ˈɪn səˌleɪ tər, ˈɪns yə-)

n.

a. a material of such low conductivity that the flow of electric current through it is negligible.

b. a device made of such material, as glass or porcelain, for supporting a charged conductor and electrically isolating it.

2. one that insulates.

ThesaurusAntonymsRelated WordsSynonymsLegend:

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Noun

insulator - a material such as glass or porcelain with negligible electrical or thermal conductivity

dielectric, nonconductor

bushing - an insulating liner in an opening through which conductors pass

material, stuff - the tangible substance that goes into the makeup of a physical object; "coal is a hard black material"; "wheat is the stuff they use to make bread"

mineral wool, rock wool - a light fibrous material used as an insulator

glass wool - glass fibers spun and massed into bundles resembling wool

conductor - a substance that readily conducts e.g. electricity and heat

Translations

Isolator

μονωτής

eristeeristineristys

szigetelésszigetelőanyag

isolatore isolante

изолятор

isolator

insulator

[ˈɪnsjʊleɪtəʳ] N (= material) → aislante m; (= appliance) → aislador m

Collins Spanish Dictionary - Complete and Unabridged 8th Edition 2005 © William Collins Sons & Co. Ltd. 1971, 1988 © HarperCollins Publishers 1992, 1993, 1996, 1997, 2000, 2003, 2005

insulator

n (Elec: = device) → Isolator m; (= material) → Isolierstoff m; (for heat) → Wärmeschutzisolierung f

Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007

insulator

[ˈɪnsjʊˌleɪtəʳ] n → isolante m

Collins Italian Dictionary 1st Edition © HarperCollins Publishers 1995

References in classic literature ?

By wrapping the wire with loose paper, he had in reality cushioned it with AIR, which is the best possible insulator. Not the paper, but the air in the paper, had improved the cable.

View in context

Approximate contact angle of water droplets for different stages of condition of the insulator. Stage Approx.

Detection of corona and dry-band arc discharges on nano-composite epoxy insulators using RF sensing

The thermal protection range includes: KT1 and KT2 Insulator - suited for use in the food and fishing industries, manufactured using Thermolite fibre providing good thermal performance and excellent wicking properties.

Working hands kept safe

Scientists at IBM (NYSE: IBM) and ABB, a builder of electricity grids, are conducting a study utilising supercomputers for the development a new type of high-voltage insulator.

-Scientists at IBM and ABB to study development of high-voltage insulator

The new mounting bracket for these gauges has a denser, thicker insulator that will help prevent the bushings from being crushed.

Let's talk gauges

A charged conductor will transfer nearly all its stored energy upon contact with a grounded conductor while an insulator can only discharge from a small area.

Mitigating electrostatic charges on nonconductors: eliminating ESD in the workspace can involve topical treatments and ionized air

Designed to provide high level insulation in sub zero conditions where maintaining hand warmth is critical, the PX Insulator is manufactured using a unique hollow core thermo active fibre which wicks perspiration away from the skin, while the inner layer remains warm and dry.

PX Insulator to be launched by Marigold Industrial Ltd.: hand warmth and comfort is set to rise to new levels in the frozen and chilled food sector with the launch of the PX Insulator this Christmas by hand protection experts Marigold Industrial Ltd

They didn't know the glass insulator, a pretty light aqua-green, dated to the 1890s and was known to an avid subculture of collectors as a CD 180.5, aka the "Fluid Insulator." They didn't know it was extraordinarily rare, and listed in price guides at up to $10,000.

Garage sale find becomes rare gift

Which type of material will serve as a better insulator (material that slows heat movement): vegetable shortening or trapped air?

Hands-on Science (no lab required)

In 1996, the collectible marketplace was stunned when a rare insulator sold for $30,800 at auction.

Appraise comic book collection

The Frommelt INSULATOR Dock Sealing System from Rite-Hite features a fire-resistant header seal, vertical moving side pads, an exceptionally durable fabric and the innovative first bottom seal.

Dock sealing system. (New Products)

The Indian venture will use the existing production lines of the insulator business division of Indian Rayon & Industries Ltd., a part of the Aditya Birla Group, they said.