Noun

1. An act of religious worship.
   • 1779 (pub.), David Hume, Dialogues Concerning Natural Religion

     We incessantly look forward, and endeavour, by prayers, adoration, and sacrifice, to appease those unknown powers, whom we find, by experience, so able to afflict and oppress us.

2. Admiration or esteem.
   • 1890, Oscar Wilde, The Picture of Dorian Gray

     ...if she can create the sense of beauty in people whose lives have been sordid and ugly...she is worthy of all your adoration, worthy of the adoration of the world.

3. The act of adoring; loving devotion or fascination.
   • 1887, H. Rider Haggard, Allan Quatermain

     He adored Sorais quite as earnestly as Sir Henry adored Nyleptha, and his adoration had not altogether prospered.