acme
acme (ak"me) , noun
[Greek 'akmh` point, top.]
1.
The top or highest point; the culmination.
The very acme and pitch of life for epic poetry.
The moment when a certain power reaches the acme of its supremacy.
2.
(Medicine) The crisis or height of a disease.
3.
Mature age; full bloom of life. — B. Jonson