Definition of elastane in English:



  • [mass noun] An elastic polyurethane material, used for hosiery, underwear, and other close-fitting clothing.

    • ‘In the new codes, clastic bandages are considered those that contain fibers of rubber (latex, neoprene), spandex, or elastane.’
    • ‘Any microscopic reduction, certainly invisible to the naked eye, is cancelled out by bulges wherever elastane cuts into flesh.’
    • ‘This is because all the elastane and bones are firmly attached and don't really want to move once fitted onto a body.’
    • ‘The Lycra brand elastane, nylon textile and Dacron branded specialties and fiberfill businesses, which previously operated as separate businesses, will fall under the new organization.’


1970s: from elastic + -ane.