To culminate is to reach the highest point or to reach a point that all other things have been leading up to.(verb)
An example of culminate is the highest point of tension in a movie to which all story lines have been leading.
See culminate in Webster's New World College Dictionary
Origin: < ML culminatus, pp. of culminare < L culmen (gen. culminis), peak, summit, contr. of columen: see column
See culminate in American Heritage Dictionary 4
cul·mi·nateverb, intransitive culminated cul·mi·nat·ed, culminating cul·mi·nat·ing, cul·mi·nates
Origin: Late Latin culmināre, culmināt-, from Latin culmen, culmin-, summit; see kel-2 in Indo-European roots.
Learn more about culminate