1. the highest level or degree attainable; the highest stage of development; “his landscapes were deemed the acme of beauty”; “the artist’s gifts are at their acme”; “at the height of her career”; “the peak of perfection”; “summer was at its peak”; “…catapulted Einstein to the pinnacle of fame”; “the summit of his ambition”; “so many highest superlatives achieved by man”; “at the top of his profession”
  2. the highest point (of something); “at the peak of the pyramid”
  1. the point at which something is at its best or most highly developed physics is the acme of scientific knowledge


late 16th century : from Greek akm ē highest point . Until the 18th century it was often consciously used as a Greek word and written in Greek letters



  1. she was at the acme of her power

Similar Words: peak pinnacle zenith highest point high point crown crest summit top tip apex apogee climax culmination height maximum optimum extremity limit upper limit crowning point prime flower flowering bloom blooming highlight high noon

Opposites: nadir bottom lowest point