英语词汇“θ115715”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	θ115715
释义	the world > relative properties > number > geometry > line > [noun] > chord (9) cord1551 Mathematics. A straight line joining the extremities of an arc; now written chord, n.1 chord1570 Mathematics. The straight line joining the extremities of an arc. string1594 transferred in Geometry = chord, n.1 4. Obsolete. rare. subtention1610 = subtense, n. subtense1614 A line subtended by an angle; an angle subtended by a line at a point. ordinate1676 Originally: any of a series of chords perpendicular to, and bisected by, the axis of symmetry of a conic section. In later use: half of such a chord… inscript1695 Geometry. A line inscribed in a figure; a chord. supplemental chord1760 the chord of a supplemental arc. string-line1897 †(a) = chord, n.1 4; (b) Billiards (U.S.), the baulkline.
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