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English definition of “phenomenon”

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phenomenon

noun [C] uk   /fəˈnɒm.ɪ.nən/ us    /-ˈnɑː.mə.nɑːn/ ( plural phenomena   //   )

phenomenon noun [C] (EXISTING THING)

C1 something that exists and can be seen, felt, tasted, etc., especially something unusual or interesting: Gravity is a natural phenomenon. Do you believe in the paranormal and other psychic phenomena? There's evidence to suggest that child abuse is not just a recent phenomenon.
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phenomenon noun [C] (SUCCESS)

someone or something that is extremely successful, often because of special qualities or abilities: The Beatles were a phenomenon - nobody had heard anything like them before.
(Definition of phenomenon from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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