Broad term for any observable event, fact, or occurrence, used in both everyday and scientific contexts.
虹は美しい自然現象だ。
A rainbow is a beautiful natural phenomenon.
この現象の原因はまだ解明されていない。
The cause of this phenomenon has not yet been clarified.
The phenomenon known as global warming has become a problem worldwide.
A strange phenomenon occurs in this area every year.
Scientists are trying to explain that phenomenon.
This phenomenon is seen especially in winter.
phenomenology
phenomenal world; world of phenomena