noun
convention center; conference and exhibition center
A large facility used for conventions, conferences, trade shows, exhibitions, and similar events. The British spelling is convention centre.
新しいコンベンションセンターで展示会が開かれる。
An exhibition will be held at the new convention center.
駅の近くに大きなコンベンションセンターがある。
There is a large convention center near the station.
Often used for an international conference hall or official conference facility; コンベンションセンター sounds like a katakana business or event-facility term.
Katakana term corresponding to English “convention center”; no detailed language-of-origin information is specified.