Theinred of Dover [Theinredus Doverensis]
- John L. Snyder
(fl 12th century). English theorist. He was probably a cleric, and may be identifiable with the grammarian Tenredus mentioned by John of Salisbury (Metalogicon i.14). Nothing is known of his life. His De legitimis ordinibus pentachordorum et tetrachordorum survives only in a late 14th-century copy (...