Definitions

1. noun

the act of breathing out or expelling air from the lungs

“The doctor monitored the patient’s exhalation to check for any lung problems.”

2. noun

a sigh or a long, deep breath, especially one of relief or exhaustion

“She let out a deep exhalation after finishing the long and difficult project.”

3. noun

the amount of air breathed out by the lungs

“The athlete’s exhalation was much larger after running a marathon.”

4. noun

the state of being breathed out or expelled by the lungs

“The room was filled with a warm and comforting exhalation of the fireplace.”