- arrival that has been awaited (especially of something momentous)
- the season including the four Sundays preceding Christmas
- (Christian theology) the reappearance of Jesus as judge for the Last Judgment
- The advent of the computer changed people's life greatly.
- With the advent of the new chairman, the company began to prosper.
- Before the advent of the radio, there is advantage in being a shut in.
- Since the advent of atomic power, there have been great changes in industry.
- With the advent of the rockets,the Space Age began.