verb / noun
launch
LAWNCH/lɔːntʃ/
The sending of something into motion.
The team launches a rocket to study Earth's atmosphere.

Etymology
From wielding a lance, the meaning developed through hurling or throwing. Setting a boat afloat was understood as throwing it onto the water, and this broadened to starting something generally.
In context
it was set up to find when Russia was about to launch a nuclear war basically
More examples
- The product launch attracts customers from across the country.
- We launch our canoe from the sandy shore.
- The library launches a summer reading program in June.
Forms
launch · launches · launched · launching
launcher noun — A device that sends objects into motion.