司天臺 Save Sign in to save words Simplified: 司天台 sītiāntái ㄙ ㄊㄧㄢ ㄊㄞˊ Observatory or Bureau of Astronomy (official title) from the Tang dynasty onwards Character by character 司(sī)surname Si 天(tiān)day 臺(tái)Taiwan A Chinese word or character, or English Search Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0