What does exhaling mean?
Exhaling refers to the act of breathing out — releasing air from the lungs into the surrounding atmosphere. It is the second half of the respiratory cycle, following inhalation, during which the body expels carbon dioxide along with water vapor and other gases. Beyond its literal biological sense, the word extends to any process by which something gives off vapor, scent, or gas: a chimney might be described as exhaling smoke, or damp earth exhaling moisture after rain. Figuratively, exhaling carries connotations of release, relief, and calm; people speak of exhaling tension after a stressful moment or of finally being able to breathe out once an ordeal has passed. In everyday speech it appears most often as a gerund or present participle, frequently paired with adverbs like 'deeply' or 'slowly' in contexts involving relaxation, meditation, or physical exertion. It derives ultimately from Latin roots meaning 'to breathe out.'
verb (present participle and gerund of exhale)Exhaling is the act of breathing out air, vapor, or breath from the lungs; more broadly, the act of emitting or giving something off.
- To breathe out air or vapor from the lungs.
- To emit, discharge, or give off (a smell, gas, etc.) from a source.
"After holding her breath for a moment, she released it in one long exhaling sigh."
"He closed his eyes, slowly exhaling all the tension from his shoulders."
"The vents were exhaling warm air into the already crowded room."
Rarely pluralized; the singular mass sense 'exhaling' is almost always used instead.
"His steady exhalings filled the silent room with rhythm."
Every time you exhale, you release carbon dioxide — roughly 4% of each breath — making exhalation one of the body's quietest acts of chemistry.
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Etymology of exhaling
Exhaling comes from the verb exhale, which entered English in the late 16th century, borrowed from French exhaler. That verb traces back to Latin exhalare, formed from ex- ('out') plus halare ('to breathe'). Cognates sharing this root include inhale (from in- plus halare) and exhalation, the noun form denoting what is breathed or given off.
Related word forms
How exhaling is actually used
Neutral register; used both literally (respiration) and figuratively (relief, calm, letting go). The gerund form often appears in descriptions of relaxation or mindfulness practice.
Easily confused with exhaling
Inhaling means drawing air into the lungs, whereas exhaling means expelling air out of them.