startup

nouns

the act of setting in operation
"repeated shutdowns and startups are expensive"
startup
is derived from
start up
is a type of (narrower)
the act of starting something
"he was responsible for the beginning of negotiations"
beginning, commencement, start
the act of starting a new operation or practice
"he opposed the inauguration of fluoridation"; "the startup of the new factory was delayed by strikes"
inauguration, startup
is derived from
start up