Port Said, sīd; sād; sī-ēd', Egypt, a commercial city and a major port. It is at the Mediterranean entrance of the Suez Canal, 100 miles (160 km) northeast of Cairo. Chemicals, salt, woolens, and rice are processed here. Port Said is connected with other major Egyptian cities by road, rail, and air. It was established in 1859 by the builders of the Suez Canal, and was named for the Egyptian ruler of that time.