United States prizefighter who won the world heavyweight championship three times (born in 1942)
Synonyms: cassius clay, cassius marcellus clay, muhammad ali,
ali
noun(a-li)
the fourth caliph of Islam who is considered to be the first caliph by Shiites; he was a cousin and son-in-law of Muhammad; after his assassination Islam was divided into Shiite and Sunnite sects