Bill Gates(redirected from William Gates IV)
Also found in: Dictionary, Thesaurus, Encyclopedia.
A computer developer and entrepreneur and one of the richest people in the world. He became involved in computing in the middle and late 1970s and founded Microsoft. He was instrumental in developing DOS and the Windows operating systems. Gates helped make the personal computer accessible and affordable for most people, which revolutionized education, business, and many other fields. He also founded the Gates Foundation, a philanthropic organization.