Word
Kana: くうき Romaji: kuuki Level: N4

空気

Meaning in English

air, atmosphere, mood

Stroke order

Animated kanji stroke order

Sentence

Related sentences

Related sentences

There are no published items in this section yet.

Dictionary

Word context

What it means

What does 空気 mean? It denotes the gaseous mixture surrounding the Earth that we breathe, and it also extends to the general atmosphere or mood of a place or situation. For English speakers, it covers both the physical medium of air and the intangible sense of a scene’s vibe depending on context.

Main meanings

  • Physical air: the breathable gaseous mixture surrounding us.
  • Atmosphere or ambiance: the overall feel of a space or environment.
  • Social mood or expectations: the unspoken vibe in a group, as in idioms about reading the room.

How to use it

Used as a standard noun in everyday speech and formal settings for both the physical air and the surrounding atmosphere of places or events. It appears in scientific or technical language (for example, discussions of air quality, ventilation, or meteorology) and in idiomatic expressions about social cues, such as 空気を読む, which describe sensing the mood of a group. Collocations include phrases like 新鮮な空気, 空気清浄機, and 干燥した空気, spanning daily life, home environments, and public spaces.

Variants and close terms

  • 大気 (taiki) — atmosphere or air outside, in a broader, environmental sense
  • 雰囲気 (fun'iki) — ambiance or mood of a place
  • 気配 (kehai) — sign, presence, or sense of something in the air

Composition

  • 空: sky, emptiness
  • 気: breath, spirit, air

Etymology

空 means sky or emptiness and 気 means breath or spirit; when combined they form kuuki and are read with the on'yomi rather than a literal composite meaning, reflecting a shift from individual concepts of space and breath to a single notion of breathable air.

Word class

Noun (名詞)

Word

Related words by kanji and components

Kanji

Related kanji