1. hot spring
E.g.: 泉質 (quality of a hot spring, spring quality)
2. spring; fountain
E.g.: 泉水 (spring water, fountain), 鉱泉 (mineral spring)
3. the underworld; the next world
E.g.: 泉下 (the world of the dead, after death), 黄泉 (the underworld)
4. abbreviation of Izumi Province
E.g.: 泉州 (Senshu)