pinnacle has definitions from the fields of architecture,mathematics
1
[ noun ] (architecture) a slender upright spire at the top of a buttress of tower

Used in print

(Helen Hooven Santmyer, "There Were Fences"...)

Square corner - and gate_posts were an open-work pattern of cast-iron foliage ; they were topped by steeples complete in every detail : high_pitched roof , pinnacle , and narrow gable .

Related terms

steeple architecture

2
[ verb ] raise on or as if on a pinnacle

Examples

: "He did not want to be pinnacled"

Related terms

raise

3
[ noun ] the highest level or degree attainable

Examples

: "his landscapes were deemed the acme of beauty" "at the height of her career" "the peak of perfection" "summer was at its peak" the pinnacle of fame" "the summit of his ambition"

Related terms

degree lead promote lift

4
[ verb ] set on or as if on a pinnacle

Examples

"pinnacle a pediment"

Related terms

surmount

5
[ noun ] (mathematics) a lofty peak

Related terms

crown peak

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