gas-permeable

adj.
Gas-permeable is used with these nouns: ↑contact lens

Collocations dictionary. 2013.

Look at other dictionaries:

  • gas-permeable — gas perˈmeable adjective (of hard contact lenses) allowing oxygen to penetrate through to the eye • • • Main Entry: ↑gas * * * ˌgas ˈpermeable 7 [gas permeable] adjective allowing gases to pass through • …   Useful english dictionary

  • gas-permeable — adjective (of a contact lens) allowing the diffusion of gases into and out of the cornea …   English new terms dictionary

  • gas permeable lens — UK US noun [countable] [singular gas permeable lens plural gas permeable lenses] a type of contact lens (=a piece of plastic you wear on your eye so that you can see clearly) that allows air to reach your eye …   Useful english dictionary

  • gas permeable lens — noun count a type of CONTACT LENS (=a piece of plastic you wear on your eye so that you can see clearly) that allows air to reach your eye …   Usage of the words and phrases in modern English

  • gas permeable lens — UK / US noun [countable] Word forms gas permeable lens : singular gas permeable lens plural gas permeable lenses a type of contact lens (= a piece of plastic you wear on your eye so that you can see clearly) that allows air to reach your eye …   English dictionary

  • gas-permeable lens — /gas perr mee euh beuhl/ a semisoft contact lens, usually removed each day, that allows air to pass through to the eye and affords a wider range of vision corrections than a soft contact lens. * * * …   Universalium

  • gas-permeable lens — /gas perr mee euh beuhl/ a semisoft contact lens, usually removed each day, that allows air to pass through to the eye and affords a wider range of vision corrections than a soft contact lens …   Useful english dictionary

  • gas permeable lens — noun (C) a kind of contact lens that allows oxygen to reach your eyes …   Longman dictionary of contemporary English

  • Rigid gas permeable — lenses are rigid contact lenses made of oxygen permeable polymers. Initially developed in the late 1970s, and through the 1980s and 1990s, they were an improvement over prior hard lenses that restricted oxygen transmission to the eye. Rigid… …   Wikipedia

  • contact lens gas permeable — any contact lens that transmits oxygen and carbon dioxide …   Medical dictionary

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