n. & v.
n. 1 an authoritative prohibition. 2 RC Ch. a sentence debarring a person, or esp. a place, from ecclesiastical functions and privileges. 3 Sc. Law an injunction.
v.tr. 1 prohibit (an action). 2 forbid the use of. 3 (usu. foll. by from + verbal noun) restrain (a person). 4 (usu. foll. by to) forbid (a thing) to a person. interdiction n. interdictory adj.
[ ME f. OF entredit f. L interdictum past part. of interdicere interpose, forbid by decree (as INTER-, dicere say) ]