Microsoft
/ˈmaɪkrəsɒft/
/ˈmaɪkrəsɔːft/
- the US computer company that produces much of the computer software in the world. It was established in 1975 by Bill Gates and Paul Allen (1953-2018). In 1980, the company adapted a system to operate personal computers made by IBM, and in 1985 it developed the Windows system.