1.
launch; liftoff
The launching of a rocket, firework, or similar object into the air.
打ち上げ has two main meanings: launching something and a celebration party.
SENSE 1 - LAUNCH:
- ロケットの打ち上げ: rocket launch
- 打ち上げ花火: aerial fireworks
- 人工衛星の打ち上げ: satellite launch
SENSE 2 - WRAP-UP PARTY:
- 打ち上げ会: after-party
- 公演の打ち上げ: after-performance party
- プロジェクトの打ち上げ: project completion party
RELATED VERB:
- 打ち上げる: to launch; to hold a wrap-up party