The story
- Latin · derived fromut“how”
- Italian · derived fromut
- Middle English · inherited fromut“first degree or note of Guido of Arezzo's hexachordal scales”
- English todayut
From Middle English ut (“first degree or note of Guido of Arezzo's hexachordal scales”), Italian ut in the solmization of Guido of Arezzo, from the opening word Latin ut (“how”) in the lyrics of the scale-ascending hymn Ut queant laxis by Benedictine monk Paulus Deacon (8th c. CE).
Etymology from Wiktionary, CC BY-SA 4.0.