1. plural of egression; the act of going out or departing; an exit or way out
Usage: formal or technical; less common than 'exit' or 'departure'
2. in astronomy, the emergence of a celestial body from eclipse or occultation
Usage: technical; astronomy

Examples

• The building had multiple egressions to ensure safe evacuation.
• During the eclipse, astronomers observed the egression of the moon from Earth's shadow.
• The egressions from the stadium were crowded after the game ended.
• The architect designed several egressions throughout the facility.
• The planet's egression from behind the sun was visible through the telescope.