chord

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chord1 / kôrd/ • n. a group of (typically three or more) notes sounded together, as a basis of harmony: a G major chord. • v. [intr.] [usu. as n.] (chording) play, sing, or arrange notes in chords. DERIVATIVES: chord·al / ˈkôrdl/ adj. chord2 • n. 1. Math. a straight line joining the ends of an arc. ∎  Aeron. the width of an airfoil from leading to trailing edge. ∎  Engineering each of the two principal members of a truss. 2. Anat. variant spelling of cord: spinal chord. 3. poetic/lit. a string on a harp or other instrument. PHRASES: strike (or touch) a chord affect or stir someone's emotions. [ORIGIN: with figurative reference to the emotions being the ‘strings’ of the mind visualized as a musical instrument.]

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chord.
1. Straight line joining two points on an arc.

2. Span of an arch.

3. Diameter of an apse or a semicircular arch.

4. Principal member of a truss, usually one of a pair extending along the top and bottom.

5. Lower straight part of a Belfast or bowstring truss.

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chord (kôrd), in geometry, straight line segment both end points of which lie on the circumference of a circle or other curve; it is a segment of a secant. A chord passing through the center of a circle is a diameter. In the same circle or in equal circles, equal chords subtend equal arcs and equal central angles.

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chord In music, the simultaneous occurrence of three or more musical tones of different pitch. Chords are categorized as anomalous, characteristic, common, inverted or transient. See also harmony

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chordaboard, abroad, accord, afford, applaud, award, bawd, board, broad, chord, Claude, cord, ford, fraud, gaud, Gawd, hoard, horde, laud, lord, maraud, milord, sward, sword, toward, unawed, unexplored, unrestored, ward •fjord

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chord 2 †tendon; line joining extremities of an arc XVI; string of musical instrument. refash. of CORD, after L. chorda.

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chord 1 †harmony XV; (mus.) concord, note of a chord XVI; combination in harmony of simultaneous notes XVIII. orig. cord, aphetic of ACCORD.

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chord. Any simultaneous combination of notes, but usually of not fewer than 3. The use of chords is the basic foundation of harmony.