different between atmosphere vs airspace

English

Alternative forms

• atmosphære (archaic)

Etymology

From French atmosphère, from New Latin atmosphaera, from Ancient Greek ????? (atmós, “steam”) + Ancient Greek ?????? (sphaîra, “sphere”); corresponding to atmo- +? -sphere.

Pronunciation

• (UK) IPA^(key): /?æt.m?s?f??(?)/
• (US) IPA^(key): /?ætm?s?f??/

Noun

atmosphere (countable and uncountable, plural atmospheres)

1. The gases surrounding the Earth or any astronomical body.

   Coordinate terms: hydrosphere, biosphere

   Meronyms: see Thesaurus:atmosphere

2. The air in a particular place.

   • Thus the red damask curtains which now shut out the fog-laden, drizzling atmosphere of the Marylebone Road, had cost a mere song, and yet they might have been warranted to last another thirty years. A great bargain also had been the excellent Axminster carpet which covered the floor; […].

3. (figuratively) The apparent mood felt in an environment.

   Synonyms: air, ambiance, feeling, mood

4. A unit of measurement for pressure equal to 101325 Pa (symbol: atm)
5. (television, film, uncountable) Extras in a scene who have no spoken lines.

Related terms

• atmospheric
• atmospherics

Derived terms

Translations

See also

• ambiance, ambience
• mood

English

Alternative forms

• air space

Etymology

air +? space

Noun

airspace (countable and uncountable, plural airspaces)

1. (politics, aviation) A specified portion of the atmosphere, especially that under the technical aviation control and/or jurisdiction of a particular state over which territory (and territorial waters) it lies.
2. (aviation) that part of the sky designated for the sole use of aircraft.
3. (broadcasting) Space (i.e. a few neighboring frequencies) available for broadcasting within a particular frequency band.

4. The portion of an enclosed area which contains air, especially breathable air.
5. (construction) The cavity in a cavity wall containing air for insulation.

Derived terms

• dead-air space

Synonyms

• territorial sky
• jurisdictional sky

Translations

Anagrams

• AIPACers, airscape