| circular function | ฟังก์ชันเชิงวงกลม [คณิตศาสตร์๑๙ ก.ค. ๒๕๔๗] |
| 円関数 | [えんかんすう, enkansuu] (n) { math } circular function; trigonometric function [Add to Longdo] |
| trigonometric function | (n) function of an angle expressed as a ratio of the length of the sides of right-angled triangle containing the angle, Syn. circular function |