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1. A new business
   - start-up
    
2. The act of setting in operation
   "repeated shutdowns and startups are expensive";
   - start-up
    
3. The act of starting a new operation or practice
   "the startup of the new factory was delayed by strikes";
   - inauguration, start-up

1. Get going or set in motion
   "start up the computer";
   - start
    
2. Get off the ground
   "Who started up this company?";
   - start, embark on, commence

Derived forms: starting up, starts up, started up, start-ups, startups

Type of: begin, beginning, commence, commencement, lead off, start

Encyclopedia: Startup, WA