Keyword Analysis & Research: chord


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What is chord?

noun (2) Definition of chord (Entry 3 of 3) 1 : cord sense 3a. 2 : a straight line segment joining and included between two points on a circle broadly : a straight line joining two points on a curve. 3 : an individual emotion or disposition struck a responsive chord.

How are chords and cords pronounced?

These words are both pronounced /kɔːd/. A chord is a number of musical notes played or sung together to produce a pleasant sound. He played some random chords. Cord is strong, thick string. A cord is a piece of this string. She tied a cord around her box.

What is the value of a chord in astronomy?

In the second century AD, Ptolemy of Alexandria compiled a more extensive table of chords in his book on astronomy, giving the value of the chord for angles ranging from 1 2 to 180 degrees by increments of 1 2 degree. The circle was of diameter 120, and the chord lengths are accurate to two base-60 digits after the integer part. [2]

What is a chord in geometry?

More generally, a chord is a line segment joining two points on any curve, for instance, an ellipse. A chord that passes through a circle's center point is the circle's diameter.


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