by

بِوَاسِطَة \ by: (showing how sth. is done): We travel by land (or by car). We hold things by the handle. We learn by experience. by means of: with the help of: It is hung up by means of a hook. care of: (often written c/o) at the address of: Write to me c/o the George Hotel. with: by means of: I cut it with a knife.