经线仪 jīngxiànyí chronometer Origin Definitions Defs Strokes Stroke Words Sentences Sents 经线 經線 jīngxiàn longitude line (geography) a meridian line running from the north to the south pole; also called 子午线 zǐwǔxiàn仪 儀 yí noun [instrument] (bound form) an apparatus, instrument, or measuring device