Advanta'geous. adj. [avantageux, Fr.]

1. Of advantage; profitable; useful; opportune; convenient.

   The time of sickness, or affliction, is, like the cool of the day to Adam, a season of peculiar propriety for the voice of God to be heard; and may be improved into a very advantageous opportunity of begetting or increasing spiritual life in the soul. Hammond's Fundamentals.

                                   Here perhaps
   Some advantageous act may be atchiev'd
   By sudden onset, either with hell-fire
   To waste his whole creation; or possess
   All as our own. Milton's Paradise Lost, b. ii. l. 363.

2. It is used with relation to persons, and followed by to.

   Since every painter paints himself in his own works, 'tis advantageous to him to know himself, to the end that he may cultivate those talents which make his genius. Dryd. Dufresnoy.