re‧veil‧le /rɪˈvæli $ ˈrevəli/
noun [singular, uncountable][
Date: 1600-1700;
Language: French;
Origin: réveillez! 'wake up!', from réveiller 'to wake up', from Latin vigilare 'to stay awake']
a special tune played as a signal to wake soldiers in the morning, or the time at which it is played
[TahlilGaran] Dictionary of Contemporary English ▲