de·vo·tion 
(dĭ-vōshən)
(dĭ-vōshən)n.
1. Ardent, often selfless affection and dedication, as to a person or principle.
2. Religious ardor or zeal; piety.
3.
a. often devotions An act of religious observance or prayer, especially when private.
b. A religious text presenting a prayer, frequently accompanied by an introductory scriptural passage and a homiletic gloss.
4. The act of devoting or the state of being devoted: the devotion of resources to research.