The Simple English Wikipedia has an article on: Zenith Pronunciation (UK) IPA (key): /ˈzɛn.ɪθ/ (US) IPA (key): /ˈzi.nɪθ/ Audio (US)(file) Noun Singular zenith Plural zeniths (countable) The zenith is the highest point/the tip of something. Synonyms: top, ceiling and summit After climbing to the zenith of Mount Everest, I was exhausted!Wikiwand - on Seamless Wikipedia browsing. On steroids.Remove ads