Refers to the act of starting up a business, project, computer system, or software. Often used in business and IT contexts.
I was involved in the launch of the new company.
It takes time to boot up the computer.
system startup; system initialization
Standard kanji spelling for the noun form.
Variant spelling without okurigana, less common but seen in technical contexts.
Nominalized form of the compound verb 立ち上げる (to start up, to launch), from 立つ (to stand) + 上げる (to raise).