領海(りょうかい)

りょうかい
noun
territorial waters; territorial sea
formallegalgeographypolitics
1. territorial waters; territorial sea
The area of sea adjacent to a country's coast over which it exercises sovereignty. Under international law, this extends up to 12 nautical miles from the baseline.
領海(りょうかい)に侵入(しんにゅう)した。
They entered the territorial waters.
外国(がいこく)の船(ふね)が領海(りょうかい)を通過(つうか)した。
A foreign ship passed through the territorial waters.
日本(にほん)の領海(りょうかい)は海岸線(かいがんせん)から12海里(かいり)までと定(さだ)められている。
Japan's territorial waters are defined as extending 12 nautical miles from the coastline.

Etymology

領(りょう) (territory) + 海(かい) (sea).

Related words

領空(りょうくう) — territorial airspace
領土(りょうど) — territory (land)
排他的経済水域(はいたてきけいざいすいいき) (EEZ) — exclusive economic zone

Common collocations

Related Words

Related: 領土(りょうど) (territory (land))
Related: 領空(りょうくう) (territorial airspace)
Compare: 公海(こうかい) (the high seas)
Compare: 水域(すいいき) (waters)
Compare: 海域(かいいき) (sea area)
Related: 海里(かいり) (nautical mile)
general
Added 2026.3.8 21:24 · Revised 2026.9.2 13:01
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