Breathing vs. Ventilation — What's the Difference?

Breathing (or ventilation) is the process of moving air out and in the lungs to facilitate gas exchange with the internal environment, mostly to flush out carbon dioxide and bring in oxygen. All aerobic creatures need oxygen for cellular respiration, which uses the oxygen to break down foods for energy and produces carbon dioxide as a waste product.

The replacement of stale or noxious air with fresh air.

The act or process of respiration.

The mechanical system or equipment used to circulate air or to replace stale air with fresh air.

A single breath.

See respiration.

The time required to take one's breath.

The maintenance of breathing by artificial means.

Either of two marks, the rough breathing ( ʿ ) and the smooth breathing (  ), used in Greek to indicate presence or absence of aspiration.

A breath that is induced by artificial means.

The presence or absence of aspiration indicated by either of these marks.

The replacement of stale or noxious air with fresh.

Gerund of breathe: (uncountable) The act of respiration; (countable) a single instance of this.

The mechanical system used to circulate and replace air.

A diacritical mark indicating aspiration or lack thereof.

An exchange of views during a discussion.

(archaic) Time to recover one's breath; hence, a delay, a spell of time.

The public exposure of an issue or topic.

Any gentle influence or operation; inspiration.

The bodily process of breathing; the inhalation of air to provide oxygen, and the exhalation of spent air to remove carbon dioxide.

Aspiration; secret prayer.

(medicine) The mechanical system used to assist breathing.

Present participle of breathe

The act of ventilating, or the state of being ventilated; the art or process of replacing foul air by that which is pure, in any inclosed place, as a house, a church, a mine, etc.; free exposure to air.

Respiration; the act of inhaling and exhaling air.

The act of refrigerating, or cooling; refrigeration; as, ventilation of the blood.

Air in gentle motion.

The act of fanning, or winnowing, for the purpose of separating chaff and dust from the grain.

Any gentle influence or operation; inspiration; as, the breathings of the Spirit.

The act of sifting, and bringing out to view or examination; free discussion; public exposure.

Aspiration; secret prayer.

The act of giving vent or expression.

Exercising; promotion of respiration.

The act of supplying fresh air and getting rid of foul air

Utterance; communication or publicity by words.

A mechanical system in a building that provides fresh air;

Breathing place; vent.

Free and open discussion of (or debate on) some question of public interest;

Stop; pause; delay.

The bodily process of inhalation and exhalation; the process of taking in oxygen from inhaled air and releasing carbon dioxide by exhalation

Also, in a wider sense, the sound caused by the friction of the outgoing breath in the throat, mouth, etc., when the glottis is wide open; aspiration; the sound expressed by the letter h.

A mark to indicate aspiration or its absence. See Rough breathing, Smooth breathing, below.

The bodily process of inhalation and exhalation; the process of taking in oxygen from inhaled air and releasing carbon dioxide by exhalation

Passing or able to pass air in and out of the lungs normally; sometimes used in combination;