Attainment or arrival at the highest pitch of glory, power, etc.
The attainment of the highest point of altitude reached by a heavenly body; passage across the meridian; transit.
Endpoint (usually good) arrived at after some series of actions or events, or some period , usually after the series or period has ended. The sum of something.
A ceremony marking the completion of studies at an elementary school, middle school or junior high school, the term "graduation" being reserved for high school.
The most extreme form of something or the final and most impactful development in a series of events — whether favorable or unfavorable