1.  sion(n = noun.location) zion - originally a stronghold captured by David (the 2nd king of the Israelites); above it was built a temple and later the name extended to the whole hill; finally it became a synonym for the city of Jerusalem; "the inhabitants of Jerusalem are personified as `the daughter of Zion'"
is a kind of hill
is a part of capital of israel, jerusalem

2.  sion(n = noun.location) israel, state of israel, yisrael, zion - Jewish republic in southwestern Asia at eastern end of Mediterranean; formerly part of Palestine;
is a kind of country, land, state
is a part of middle east, mideast, near east
has parts: accho, acre, akka, akko, west bank, galilee, gaza, gaza strip, golan, golan heights, capital of israel, jerusalem, caesarea, sodom, gomorrah, gomorrha, tel aviv, tel aviv-jaffa, tel aviv-yalo, haifa, hefa, negev, negev desert, dead sea, mount carmel

3.  sion(n = noun.cognition) utopia, zion - an imaginary place considered to be perfect or ideal;
is a kind of fictitious place, imaginary place, mythical place

sion, var. of ZION.