| 释义 |
† subˈtendent, a. and n. Obs.
Also 7 -ant.
[ad. L. subtendens, -entem, pr. pple. of subtendĕre to subtend.]
A. adj. That subtends.
1571Digges Pantom. i. vi. C iij b, In equiangle triangles, al their sides are proportional aswel such as conteyne the equall angles, as also their subtendente sides. Ibid. xx. F ij b, The subtendent staffe or side of the triangle. 1688Holme Armoury iii. iii. 139/2 A Cord, Chord, or Subtendant Line; is a streight Line which joyns to an Arch or Bow by its ends.
B. n. A subtending line or side.
1570Dee Math. Pref. 30 Square then, halfe the Subtendent of that watry Superficies. 1673in Rigaud Corr. Sci. Men (1841) II. 569 A, E, are the subtendants of two arches which together make up ½ the circumference. |