Definition of urethane in English:

urethane

Pronunciation: /ˈjʊərɪθeɪn//jʊˈrɛθeɪn/

noun

Chemistry
  • 1[mass noun] A synthetic crystalline compound used in making pesticides and fungicides, and formerly as an anaesthetic.

    • ‘Rats of both sexes were anaesthetized with urethane.’
    • ‘A new survey by the government's Food Standards Agency shows that many old single malts contain much higher concentrations of a dangerous chemical called ethyl carbamate than younger, blended whiskies.’
    • ‘It's a transparent kayak, made of clear urethane and carbon kevlar.’
    • ‘When the Sunday Herald revealed in May that single malt whiskies were contaminated with high levels of a cancer-causing toxin, ethyl carbamate, the agency insisted that the health risks were minimal.’
    1. 1.1
      short for polyurethane
      • ‘Polyurethane is a synthetic varnish that is oil based and urethane is its counter product that is water based.’
      • ‘Weighing only 26 pounds and comprised of military-grade urethane and Carbon-Kevlar material, the kayak can be folded into the size of a backpack that fits right into the plane's baggage compartment.’
      • ‘These parts can substitute urethane, silicone, and rubber parts.’
      • ‘Liquid silicone in urethane bags was used extensively for breast implants until reports of leakage in 1992.’
      • ‘Grant Hawk's knives can be had with a variety of options including exotic wood, urethane, Micarta or carbon fiber handles.’
      • ‘The two-year-old inquiries, which originally focused on certain chemicals used to manufacture rubber, have expanded to include other products, including urethane chemicals.’
      • ‘To do it, he invented a compound to make a solid core and a special urethane blend for the cover.’
      • ‘Modified castor oil is now used in the production of urethane plastics, inks, rubber and other synthetic products.’
      • ‘Cody carved them out of urethane and polystyrene foam, coated them with primer or plaster and painted them blue, pink and white.’
      • ‘The pieces can be painted for better representation of what the final product will look like, or cast in silicon rubber to make copies in colored urethane.’

Origin

Mid 19th century: from French uréthane (see urea, ethane).

Pronunciation:

urethane

/ˈjʊərɪθeɪn//jʊˈrɛθeɪn/