1.a. To reach the highest point or degree; climax: habitual antagonism that culminated in open hostility. b. To come to completion; end: Years of waiting culminated in a tearful reunion.
2.Astronomy. To reach the highest point above an observer's horizon. Used of stars and other celestial bodies.
To bring to the point of greatest intensity or to completion; climax: The ceremony culminated a long week of preparation.