diagonal (diagonal)
The Century Dictionary and Cyclopedia · 1897 · p. 93
and n. [= F. Sp. Pg. diagonal = It. diagonale = D. diagonaal = G. Dan. Sw. diagonal, agonal is, extending, as a line, from Diagonal of a Rectangle. diagonal one angle to another not adjacent, within any figure.-2. Being in an oblique direction; lying obliquely.-3. Marked by oblique lines: as, di agonal cloth.-- Diagonal bellows, in organ - building, a bellows whose two sides are placed at an angle to each other: distinguished from horizontal bellows. - Diagonal bond. See bond1.- Diagonal brace or diagonal tie. See angle - brace (a).- Diagonal cloth, a twilled fabric so made that the diagonal ridges are somewhat prominent and noticeable. Especially - (a) A soft ma terial used as a ground for embroidery, generally made very wide, and in plain pattern. (b) A material for men's wear, especially for coats and waistcoats.-Diagonal couching. See couching1, 5.Diagonal plane, in bot., any vertical plane bisecting a flower which is not an anteroposterior plane or at right angles to that plane. - Diagonal point of a quadran gle, one of the three points, other than the points of the quadrangle, where the six lines intersect.-Diagonal scale, a ruler on which is drawn a set of parallel lines marked off into equal divisions by cro -lines, one of the divisions at one extremity of the ruler being subdivided IMG:content-2550.png:[blocks in formation] by parallel lines drawn obliquely at equal distances acro the parallels. Such a scale facilitates laying down small fractions of the unit of measurement. Thus, if, in the figure, the distance from 0 to 10-one inch-is divided into 10 equal parts, the diagonal which ends at 0 cuts off upon the parallel lines 100, 180, etc., inch respectively; the next diagonal cuts off You, fos, etc. - Diagonal triangle, a triangle formed by the three diagonals of a complete quadrilateral, or the three diagonal points of a quadrangle. II. n. 1. A straight line drawn from one angle to or through another, not adjacent, in any plane or solid figure.-2. Any oblique line. I moved as in a strange diagonal , And maybe neither pleased myself nor them. Tennyson, Prince , Conclusion. Specifically-3. In che , checkers, etc., a line of squares running diagonally acro the board. See che 1.-4. Same as diagonal cloth, especially in the United States: a term introduced about 1875.-Dexter diagonal, in math., a diagonal from the upper left-hand to the lower right-hand angle. Principal diagonal, that diagonal which pa es through the angle considered as the first. See determinant, 3. diagonal-built (di-ag'ō-nal-bilt), a. Built, as a boat, in such a way that the outer skin is formed by two layers of planking at right angles to each other and making an angle of about 45° with the keel, in opposite directions. diagonally (di-ag'ō-nal-i), adv. In a diagonal direction; cro wise. The next leaf may be single; stitch it acro with double silk diagonally , and cro those stitches with others. I. Walton, Complete Angler, i. 5. diagonialt (di-a-gō'ni-al), a. [
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