Definition of "breathable" [breath•a•ble]

• Suitable or pleasant for breathing: breathable air. (adjective)
• Permitting air to pass through: a breathable fabric. (adjective)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "Its inventor, David Edwards, who helped develop inhalable insulin and is working on an inhalable TB vaccination, threw out the idea of breathable food while teaching an engineering sciences class at Harvard several years ago."
• "Most companies make "breathable" lightweight and relatively quiet rainwear using materials like Gortex."
• "I wish they could have created some kind of breathable cover for the RC-Falcon, cover up that massive whole. just takes away from the overall feel. other than that. looks like another thing you've posted will make my wallet lighter. thanks pete!!! theJoker"