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pursed-lip breathing a breathing technique in which air is inhaled slowly through the nose and then exhaled slowly through pursed lips. This type of breathing is often used by patients with chronic obstructive pulmonary disease to prevent small airway collapse.
If you can remember that breath is a noun and that breathe is a verb, you shouldn't have any trouble telling these words apart. Definitions The noun breath (rhymes with Beth) refers to the air that you take into your lungs and send out from your lungs during respiration. Figuratively, breath can mean a suggestion or small indication. The verb breathe (rhymes with seethe) means to take air into the lungs and send it out of your lungs--that is, to inhale and exhale. Breathe can also mean to say or utter (something), to blow softly (on something), or to take a brief rest before continuing.