領空(りょうくう)

りょうくう
noun
territorial airspace
1. territorial airspace
The airspace above a country's territory and territorial waters over which that nation exercises sovereignty. Unauthorized entry constitutes a violation of international law.
領空(りょうくう)侵犯(しんぱん)が確認(かくにん)された。
A territorial airspace violation was confirmed.
戦闘機(せんとうき)がスクランブル発進(はっしん)して領空(りょうくう)を警備(けいび)した。
Fighter jets scrambled to guard the airspace.
外国(がいこく)の軍用機(ぐんようき)が許可(きょか)なく領空(りょうくう)に侵入(しんにゅう)したため、政府(せいふ)は厳重(げんじゅう)に抗議(こうぎ)した。
Because a foreign military aircraft entered the airspace without permission, the government lodged a strong protest.

USAGE:
A formal term used in news, diplomacy, and military contexts. Japan's Air Self-Defense Force regularly conducts scramble missions in response to 領空(りょうくう)侵犯(しんぱん) (airspace violations).

COMMON COLLOCATIONS:

  • 領空(りょうくう)侵犯(しんぱん) (airspace violation)
  • 領空(りょうくう)に侵入(しんにゅう)する (to intrude into airspace)
  • 領空(りょうくう)を守(まも)る (to defend airspace)

SIMILAR WORDS:

  • 領海(りょうかい): territorial waters — the equivalent concept for sea areas
  • 領土(りょうど): territory — sovereign land area
general
Added 2026.3.13 12:51
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