noun
Spanish Armada; invincible armada
Historical term referring specifically to the Spanish fleet sent against England in 1588. Often used metaphorically for any seemingly unbeatable fleet.
無敵艦隊は1588年にイングランド海軍に敗れた。
The Spanish Armada was defeated by the English navy in 1588.
Compound of 無敵 (muteki, 'invincible') and 艦隊 (kantai, 'fleet'). The term is a direct translation of the Spanish 'Armada Invencible'.