noun
world exposition; international exposition; world's fair
Formal term for a large international exhibition; often abbreviated to 万博 (ばんぱく) in everyday usage.
2025年の万国博覧会は大阪で開催される予定です。
The 2025 World Exposition is scheduled to be held in Osaka.
Common abbreviation of 万国博覧会; used in everyday conversation and media.
Compound of 万国 (ばんこく, 'all nations') and 博覧会 (はくらんかい, 'exposition').