天てん頂ちょう点てん

Meanings

1

Astronomical term for the point directly overhead. Also used figuratively for the peak or climax of something.

太たい陽ようが天てん頂ちょう点てんに達たっした。
The sun reached the zenith.
彼かれのキャリアは天てん頂ちょう点てんを迎むかえた。
His career reached its zenith.