A.= τύλος 1, swelling, callus, esp. a porter's shoulder, which has grown callous from carrying weights, ἔκαμόν γα τὰν τύλαν κακῶς, says the Boeotian laden with his wares, Ar.Ach.860; ὑπόκυπτε τὰν τύλαν ib.954, v. Sch. ad ll.; “τραχήλου τύλα” Telecl.50 (so Dor. acc. “τύλαν” Dura4155 (iii A. D.)); of the hump of a camel, Hsch.: also, in pl., blisters on the hands, Id.
2. pad for carrying burdens on, porter's knot, invented by Protagoras, acc. to Arist.Fr.63.