breathing air

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• Breathing gas — is a mixture of gaseous chemical elements and compounds used for respiration. Air is the most common and only natural breathing gas. Other artificial gases, either pure gases or mixtures of gases, are used in breathing equipment and enclosed… …   Wikipedia

• air-breathing — adjective deriving oxygen from the air he studied respiration in marine air breathing vertebrates large air breathing ichthyosaurs had hydrofoils • Pertains to noun: ↑breathing * * * airˈ breathing adjective (of a means of propulsion) which needs …   Useful english dictionary

• breathing — breath|ing [ˈbri:ðıŋ] n [U] the process of breathing air in and out ▪ His breathing was deep and regular. ▪ When I picked up the phone all I heard was heavy breathing (=loud breathing) …   Dictionary of contemporary English

• breathing — noun (U) the process of breathing air in and out: heavy breathing (=loud breathing): When I picked up the phone all I heard was heavy breathing …   Longman dictionary of contemporary English

• air space — noun the space in the atmosphere immediately above the earth • Syn: ↑airspace • Hypernyms: ↑space • Part Holonyms: ↑atmosphere, ↑air * * * noun 1 …   Useful english dictionary

• air space — 1. a space occupied by air. 2. the amount of breathing air in a room or other enclosed space. 3. the region of the atmosphere above a municipality, state, or nation, over which it has jurisdiction. 4. the region of the atmosphere above a plot of… …   Universalium

• Air pollution — from World War II production Smog over …   Wikipedia

• Breathing — Breath ing, n. 1. Respiration; the act of inhaling and exhaling air. [1913 Webster] Subject to a difficulty of breathing. Melmoth. [1913 Webster] 2. Air in gentle motion. [1913 Webster] 3. Any gentle influence or operation; inspiration; as, the… …   The Collaborative International Dictionary of English

• Breathing place — Breathing Breath ing, n. 1. Respiration; the act of inhaling and exhaling air. [1913 Webster] Subject to a difficulty of breathing. Melmoth. [1913 Webster] 2. Air in gentle motion. [1913 Webster] 3. Any gentle influence or operation; inspiration; …   The Collaborative International Dictionary of English

• Breathing time — Breathing Breath ing, n. 1. Respiration; the act of inhaling and exhaling air. [1913 Webster] Subject to a difficulty of breathing. Melmoth. [1913 Webster] 2. Air in gentle motion. [1913 Webster] 3. Any gentle influence or operation; inspiration; …   The Collaborative International Dictionary of English

• Breathing while — Breathing Breath ing, n. 1. Respiration; the act of inhaling and exhaling air. [1913 Webster] Subject to a difficulty of breathing. Melmoth. [1913 Webster] 2. Air in gentle motion. [1913 Webster] 3. Any gentle influence or operation; inspiration; …   The Collaborative International Dictionary of English