Dictionary
forbidden
adjective for·bid·den \-ˈbi-dən\
: not permitted or allowed
Full Definition of FORBIDDEN
1
: not permitted or allowed
2
: not conforming to the usual selection principles —used of quantum phenomena <forbidden transition> <forbidden radiation> <forbidden spectral line>
See forbidden defined for English-language learners
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First Known Use of FORBIDDEN
13th century
Related to FORBIDDEN
- Synonyms
- banned, barred, impermissible, interdicted, outlawed, prohibited, proscribed, taboo (also tabu), verboten
- Antonyms
- allowable, permissible, permissive, sufferable
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