zenith

UK:**UK and possibly other pronunciationsUK and possibly other pronunciations/ˈzɛnɪθ/, /ˈziːnɪθ/

US:USA pronunciation: IPAUSA pronunciation: IPA/ˈzinɪθ/

US:USA pronunciation: respellingUSA pronunciation: respelling(zēnith or, esp. Brit., zenith)



WordReference Random House Learner's Dictionary of American English © 2026
ze•nith /ˈzinɪθ/USA pronunciation   n. [countable]
  1. Astronomythe point in the sky directly above a given position or observer.
  2. the highest point or state;
    peak:the zenith of his career.

WordReference Random House Unabridged Dictionary of American English © 2026
ze•nith  (zēnith or, esp. Brit., zenith),USA pronunciation n. 
  1. Astronomythe point on the celestial sphere vertically above a given position or observer. Cf. nadir. 
  2. a highest point or state;
    culmination.
  • Arabic samt road, incorrectly read as senit by medieval scribes (compare Arabic samt ar-rās road above (over) one's head, the opposite of nadir)
  • Old Spanish zenit, scribal error for zemt
  • Medieval Latin
  • Middle English cenith 1350–1400
    2. apex, summit.
    1. 2. nadir.

Collins Concise English Dictionary © HarperCollins Publishers::
zenith /ˈzɛnɪθ; US: ˈziːnɪθ/ n
  1. the point on the celestial sphere vertically above an observer
  2. the highest point; peak; acme: the zenith of someone's achievements

Compare nadirEtymology: 17th Century: from French cenith, from Medieval Latin, from Old Spanish zenit, based on Arabic samt, as in samt arrās path over one's head, from samt way, path + al the + rās headˈzenithal adj
'zenith' also found in these entries (note: many are not synonyms or translations):

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