1.Definition: a meeting of heads of governments

Category: General

2.Definition: 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"

Related Noun(s):acme, elevation, height, meridian, peak, pinnacle, superlative, tiptop, top

Category: General

3.Definition: the top or extreme point of something (usually a mountain or hill)

"The view from the peak was magnificent", "They clambered to the tip of Monadnock", "The region is a few molecules wide at the summit"

Related Noun(s):crest, crown, peak, tip, top

Category: Places