What is the meaning of Startup?

The act or process of starting a process or machine.

A new company or organization or business venture designed for rapid growth.

A folder (especially in Windows), containing shortcuts of applications or programs that start up automatically after a user signs in.

A kind of high-low or thigh-high boot worn by rustic people.

A kind of gaiter or legging.

One who comes suddenly into notice; an upstart.

startup (new company or organization or business venture)

startup (new company or organization or business venture)

startup (a new company or organization or business venture)

startup

Source: wiktionary.org