launchphase
nounUK /ˈlɔːntʃfeɪz/
US /ˈlɔːntʃfeɪz/
The launch phase is the time when a rocket or spacecraft first takes off and starts its trip.
During the launch phase, the rocket lifted off the pad and climbed into the sky.
RELATED WORDS
OTHER MEANINGS
2. The early stage of starting a new product or project.
The app's launch phase lasted three months before the full release.
3. The beginning period of a marketing campaign.
Sales doubled during the launch phase of the new ad campaign.
4. The first part of a bird's or animal's flight from the ground.
The eagle's launch phase was quick and powerful.