Topic: ASTRONOMY
| Date: | 1300-1400 |
| Language: | Old French |
| Origin: | cenith, from Arabic samt (ar-ra's) 'path (above the head)' |
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zen‧ith
[countable usually singular]
[countable usually singular]1 the most successful point in the development of something [= peak; ≠ nadir]
2 technicalHA the highest point that is reached by the sun or the moon in the sky

The Roman Empire reached its zenith around the year 100.