Phenomenon
/fəˈnɑməˌnɑn/
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Definition
(noun) A thing or being, event or process, perceptible through senses; or a fact or occurrence thereof.
Sentence Examples
The phenomenon of interest is in itself, a most interesting subject.
Lightning is an electrical phenomenon.
CEFR Practice Quiz
The rapid spread of the video was a social media ____ that no one had predicted.