cát tuyến

== Vietnamese == === Etymology === Sino-Vietnamese word from 割線. === Pronunciation === (Hà Nội) IPA(key): [kaːt̚˧˦ twiən˧˦] (Huế) IPA(key): [kaːk̚˦˧˥ twiəŋ˦˧˥] (Saigon) IPA(key): [kaːk̚˦˥ t⁽ʷ⁾iəŋ˦˥] === Noun === cát tuyến (geometry) secant, secant line === References === “cát tuyến”, in Soha Tra Từ (in Vietnamese), Hanoi: Vietnam Communications Corporation.