n.
Pronunciation: ' pi-ni-k ə l
Function: noun
Etymology: Middle English pinacle, from Anglo-French, from Late Latin pinnaculum small wing, gable, from Latin pinna wing, battlement
Date: 14th century
1 : an upright architectural member generally ending in a small spire and used especially in Gothic construction to give weight especially to a buttress
2 : a structure or formation suggesting a pinnacle specifically : a lofty peak
3 : the highest point of development or achievement : ACME
synonyms see SUMMIT
P pinnacle 1