[ 'zʌɪən ]
(also Sion )
■ noun
1》 the hill of Jerusalem on which the city of David was built.
↘the Jewish people or religion.
2》 (in Christian thought) the heavenly city or kingdom of heaven.
↘the Christian Church.
3》 a land to which people in exile hope to return, especially (among Jews) Israel or (among Rastafarians) Africa.
Origin
OE, from eccles. L. Sion , from Heb. ṛīyōn .