interpellātĭo (noun F) : interpello
* A speaking between, an interruption in speaking; an interruption, hinderance.
* In gen.: quid tibi interpellatio aut in consilium huc accessiost?What business have you to interrupt?Plaut. Trin. 3, 2, 83: cursum orationis interpellatione impedire,Cic. de Or. 2, 10, 39; id. Part. Or. 8: sine ulla interpellatione,id. Fam. 6, 18 fin.; Suet. Aug. 72: si quid nobis agentibus novi accidit, interpellatio, interventio alicujus, etc.,Quint. 4, 3, 16; 9, 1, 31; 9, 2, 2.
* In law, a suit, appeal to the court, Dig. 5, 1, 23; 50, 16, 188.

s. TLL