Webster's Revised Unabridged Dictionary · 1913

homecoming

homecoming , noun

1.
A return home.
Kepeth this child, al be it foul or fayr, And eek my wyf, unto myn hoom-cominge. — Chaucer
2.
A social event, usually held annually at colleges and universities, to welcome visiting alumni; a type of school reunion for graduates.

Also: home-coming