公こう用よう言げん語ご

noun

official language

Formal term for a language designated as official by a government or organization. Often used in legal, political, or institutional contexts. Compare with 公用語, which is more common in everyday usage.

See also: 公用語

• その国くにでは、公こう用よう言げん語ごとしてフランス語ごが定さだめられている。

  In that country, French is established as the official language.

• 公こう用よう言げん語ごの選せん択たくは、国こっ家かのアイデンティティに深ふかく関かかわる問もん題だいだ。

  The choice of an official language is an issue deeply tied to national identity.