Examlex
The emission lines from O III are called forbidden because they cannot occur in laboratories on Earth due to the much greater pressure of the gas on Earth.
Naming Taboo
A prohibition or restriction on using particular names or words, often due to cultural, religious, or social reasons.
Living Language
A language that is still in active use among people as a primary form of communication.
Dead Language
A language that is no longer spoken or used in daily communication by any community.
Native Population
The indigenous peoples or original inhabitants of a particular geographical region.
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