1.
atmosphere, air
The layer of gases surrounding the Earth; the air we breathe. Often used in scientific or environmental contexts.
大気汚染が深刻な問題になっている。
Air pollution has become a serious problem.
地球の大気には酸素が含まれている。
Earth's atmosphere contains oxygen.
大気の温度が上昇している。
The temperature of the atmosphere is rising.
COMMON COMPOUNDS:
- 大気汚染 (air pollution)
- 大気圏 (atmosphere, atmospheric layer)
- 大気中 (in the atmosphere)
SIMILAR WORDS:
- 大気: Scientific/formal term for atmosphere
- 空気: General term for air (more everyday usage)
- 雰囲気: Atmosphere in the figurative sense (mood, ambience)
SCIENTIFIC CONTEXT: 大気 is commonly used in discussions of meteorology, environmental science, and climate change.