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"
the finest or most superior quality of its kind; "the ultimate in luxury"
being the last or concluding element of a series; "the ultimate sonata of that opus"; "a distinction between the verb and noun senses of `conflict' is that in the verb the stress is on the ultimate (or last) syllable"
furthest or highest in degree or order; utmost or extreme; "the ultimate achievement"; "the ultimate question"; "man's ultimate destiny"; "the ultimate insult"; "one's ultimate goal in life"
belonging to or befitting a supreme ruler; "golden age of imperial splendor"; "purple tyrant"; "regal attire"; "treated with royal acclaim"; "the royal carriage of a stag's head"
befitting or belonging to an emperor or empress; "imperial palace"
relating to or associated with an empire; "imperial colony"; "the imperial gallon was standardized legally throughout the British Empire"