>>476
https://en.wikipedia.org/wiki/Aircraft_carrier#Supercarrier
The appellation "supercarrier" is not an official designation with any national navy, but a term used predominantly by the media and typically when reporting on new and upcoming aircraft carrier types.
It is also used when comparing carriers of various sizes and capabilities, both current and past.
The New York Times in 1938,[11] in an article about the Royal Navy's HMS Ark Royal, that had a length of 209 meters (686 ft), a displacement of 22,000 tonnes and was designed to carry 72 aircraft.

新型空母を紹介する時にマスコミが使う枕詞みたいなもので特に定義があるわけじゃない
1938年にニューヨーク・タイムスが英空母アークロイヤルを紹介した記事で使われたのが初出