1 investiture, instatement, initiation, establishment, inauguration, induction, institution, placement, introduction, solemnization, swearing-in, consecration, Ecclesiastical ordination; crowning, coronation:
Will you attend the installation of the new vice-chancellor?
2 fitting, placement, connection, positioning:
The plumber will supervise the installation of the new heating system
3 base, post, station, depot, camp, establishment:
Military installations all over the country are being picketed.