launch
noun
lɔːntʃ 
lɔːntʃ 
1 [usually singular] the action of launching something; an event at which something is launchedthe successful launch of the Ariane rocketa product launchThe official launch date is in May.2 a large boat with a motor
Definition of launch noun from the Oxford Advanced Learner's Dictionary
lɔːntʃ lɔːntʃ 1 [usually singular] the action of launching something; an event at which something is launchedthe successful launch of the Ariane rocketa product launchThe official launch date is in May.2 a large boat with a motor