| arc secant | (n) the inverse function of the secant; the angle that has a secant equal to a given number, Syn. arcsecant, arcsec, inverse secant |
| second | (n) a 60th part of a minute of arc, Syn. arcsecond |
| アークセカント | [a-kusekanto] (n) arcsecant [Add to Longdo] |