CHORD

I. noun Etymology: alteration of Middle English cord, short for accord Date: 1608 three or more musical tones sounded simultaneously, II. verb Date: 14th century intransitive verb accord , to play ~s especially on a stringed instrument, transitive verb to make ~s on, harmonize , III. noun Etymology: alteration of 1cord Date: 1543 cord 3a, a straight line segment joining and included between two points on a circle, an individual emotion or disposition , either of the two outside members of a truss connected and braced by the web members, the straight line distance joining the leading and trailing edges of an airfoil