gas-permeable lens

[ gas-pur-mee-uh-buh l ]
/ ˈgæsˌpɜr mi ə bəl /

noun

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.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for gas-permeable lens

gas-permeable lens


noun

a contact lens made of rigid plastic that is more permeable to air than a standard hard lensAbbreviation: GP Compare hard lens, soft lens
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012