Found 1 items, similar to Scale of chords.
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Definition: Scale of chords
, n. [L. scalae, pl., scala staircase, ladder; akin
to scandere to climb. See Scan
; cf. Escalade
1. A ladder; a series of steps; a means of ascending. [Obs.]
2. Hence, anything graduated, especially when employed as a
measure or rule, or marked by lines at regular intervals.
(a) A mathematical instrument, consisting of a slip of
wood, ivory, or metal, with one or more sets of spaces
graduated and numbered on its surface, for measuring
or laying off distances, etc., as in drawing,
plotting, and the like. See Gunter's scale
(b) A series of spaces marked by lines, and representing
proportionately larger distances; as, a scale of
miles, yards, feet, etc., for a map or plan.
(c) A basis for a numeral system; as, the decimal scale;
the binary scale, etc.
(d) (Mus.) The graduated series of all the tones,
ascending or descending, from the keynote to its
octave; -- called also the gamut
. It may be repeated
through any number of octaves. See Chromatic scale
, Major scale
, and Minor scale
, and Minor
3. Gradation; succession of ascending and descending steps
and degrees; progressive series; scheme of comparative
rank or order; as, a scale of being.
There is a certain scale of duties . . . which for
want of studying in right order, all the world is in
4. Relative dimensions, without difference in proportion of
parts; size or degree of the parts or components in any
complex thing, compared with other like things;
especially, the relative proportion of the linear
dimensions of the parts of a drawing, map, model, etc., to
the dimensions of the corresponding parts of the object
that is represented; as, a map on a scale of an inch to a
Scale of chords
, a graduated scale on which are given the
lengths of the chords of arcs from 0[deg] to 90[deg] in a
circle of given radius, -- used in measuring given angles
and in plotting angles of given numbers of degrees.
(k[^o]rd), n. [L chorda a gut, a string made of a
gut, Gr. chordh`. In the sense of a string or small rope, in
general, it is written cord. See Cord
1. The string of a musical instrument. --Milton.
2. (Mus.) A combination of tones simultaneously performed,
producing more or less perfect harmony, as, the common
3. (Geom.) A right line uniting the extremities of the arc of
a circle or curve.
4. (Anat.) A cord. See Cord
, n., 4.
5. (Engin.) The upper or lower part of a truss, usually
horizontal, resisting compression or tension. --Waddell.
Accidental, Common, & Vocal chords
. See under
, and Vocal
Chord of an arch
. See Illust. of Arch
Chord of curvature
, a chord drawn from any point of a
curve, in the circle of curvature for that point.
Scale of chords
. See Scale