永久磁铁 yǒngjiǔcítiě permanent magnet Definitions Defs Origin Strokes Stroke Words Sentences Sents 永久 yǒngjiǔ adjectiveadverb permanent permanent; perpetual; everlasting; lasting forever磁铁 磁鐵 cítiě noun magnet An object that produces a magnetic field; also called 吸铁石 xītiěshí or 磁石 císhí.