1640s, "unforeseen occurrence," from French émergence, from emerger, from Latin emergere "rise up" (see emerge). Meaning "an emerging, process of coming forth" is from 1704.
figurines presage the emergence of sculpture in Greece
not a day's difference between the emergence of the andrenas and the opening of the willow catkins
-eme
emend
emendation
emerald
emerge
emergence
emergency
emergent
emeritus
emersed
emersion