Culmen, which derives from Latin, essentially refers to the top or highest point of something. Synonyms for this noun include apex, pinnacle, summit, peak, tip, crest, acme, climax and zenith. These words all denote the highest point or extremity of something, such as a mountain, wave, or tower. Additionally, the term can be used metaphorically to indicate the culmination, culmination, or highest point of a process or event. Examples of this include the apex of one's career, the climax of a story, or the zenith of a civilization. Whether used literally or figuratively, culmen and its synonyms effectively describe the ultimate point or moment of something.