English Lexicon

Mylar

/ˈmaɪ.lɑːr/
nounCEFR B2 (Upper)Top #15000 frequency
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Comprehensive Definitions & Senses

2 senses
As noun
  1. 1

    A type of strong, flexible plastic film made from stretched polyethylene terephthalate (PET), used in a variety of applications including packaging, insulation, and electronics.

    "The artist used Mylar to create a reflective surface for her installation."
  2. 2

    A brand name for a type of polyester film that is often used in balloons, packaging, and as a reflective material.

    "The birthday balloons were made of Mylar, making them shiny and durable."

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Antonyms & Contrasting Words (1)

Linguistic Origin & Historical Etymology

The term 'Mylar' is a trademarked name derived from the polyester film developed by DuPont in the 1950s. The name is believed to be a combination of 'mylar' and 'polyester', reflecting its synthetic origins and material properties.

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