Usage Note
Interdire is an irregular verb conjugated like dire (except in the vous form: vous interdisez, not interdites). It means to prohibit or forbid (il est interdit de fumer — smoking is prohibited). The adjective interdit also means 'forbidden' and, in a separate sense, 'dumbfounded' (il est resté interdit — he was left speechless).
Examples
"Il est interdit de fumer ici."
Natural Translation
Smoking is forbidden here.
Literal Translation
It is forbidden of to-smoke here

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