55 synonyms for atmosphere such as aspect, aerosphere, air, and ambience. Atmosphere is a noun, and its antonyms are void and emptiness.
Aerosphere, air, airspace, sky, the azure, the blue, the empyrean, the ether, the firmament, the heavens, the sphere, the upper regions, the vault of heaven, the welkin, and the wide blue yonder.
Air, ambience, aspect, aura, backdrop, background, character, circumstances, climate, colour, colouring, conditions, context, element, emanation, environment, environs, feel, feeling, flavour, impression, look, medium, milieu, mood, overtone, quality, setting, spirit, subcurrent, suggestion, surroundings, tenor, tone, undercurrent, undertone, vibe, vibes, and vibrations.