Chord

1. n. The upper or lower part of a truss, usually horizontal, resisting compression or tension.
2. n. The string of a musical instrument.
3. n. A combination of tones simultaneously performed, producing more or less perfect harmony, as, the common chord.
4. n. A right line uniting the extremities of the arc of a circle or curve.
5. n. A cord. See Cord, n., 4.

The word meanings were obtained from OPTED(The Online Plain Text English Dictionary), which is based on “The Project Gutenberg Etext of Webster’s Unabridged Dictionary” which is in turn based on the 1913 US Webster’s Unabridged Dictionary (See Project Gutenburg), as a text file.