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[fi-nom-uh-non, -nuh n] /fɪˈnɒm əˌnɒn, -nən/

noun, plural phenomena
[fi-nom-uh-nuh] /fɪˈnɒm ə nə/ (Show IPA), or especially for 3, phenomenons.
a fact, occurrence, or circumstance observed or observable:
to study the phenomena of nature.
something that is impressive or extraordinary.
a remarkable or exceptional person; prodigy; wonder.

noun (pl) -ena (-ɪnə), -enons
anything that can be perceived as an occurrence or fact by the senses
any remarkable occurrence or person


1570s, “fact, occurrence,” from Late Latin phænomenon, from Greek phainomenon “that which appears or is seen,” noun use of neuter present participle of phainesthai “to appear,” passive of phainein (see phantasm). Meaning “extraordinary occurrence” first recorded 1771. Plural is phenomena.

phenomenon phe·nom·e·non (fĭ-nŏm’ə-nŏn’, -nən)
n. pl. phe·nom·e·na (-nə)


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