ˌdīəˈtesərən, -ˌrän noun
( -s )
Etymology: Middle English dyatessaron, from Latin diatessaron, from Greek ( hē ) dia tessarōn ( chordōn symphōnia ) the concord through four notes, from dia through + tessarōn, gen. of tessares, tettares four — more at four
1. : the interval of a fourth in ancient Greek music
2. obsolete : an electuary compounded of four medicines
3. : a harmony of the four Gospels edited and arranged into a single connected narrative