Quick answer
Amadeus is a boy name meaning "love of God".
Pronunciation: English /æm.ə.ˈdeɪ.əs/.
Meaning and history
The name means "love of God", derived from Latin amo "to love" and Deus "God". A famous bearer was the Austrian composer Wolfgang Amadeus Mozart (1756-1791), who was actually born Wolfgang Theophilus Mozart but preferred the Latin translation of his Greek middle name. This name was also assumed as a middle name by the German novelist E. T. A. Hoffmann (1776-1822), who took it in honour of Mozart.
Notes and context
Usage: late roman