In English, the letter C is the third letter and second consonant of the alphabet. It has many sounds: city, camera, choir, champagne, ocean, chihuahua, delicacy, delicious, acquit, indict. In music, C is the first note of the fixed do solfège scale. In the scientific world it is carbon and also velocity (from the Latin celeritas). A C with a comma underneath is a cedilla, and a c inside a circle is the copyright symbol. In typography the letter C comes in many shapes and weights. The curve of the letter generally extends slightly above x-height and slightly below the baseline to achieve optical alignment.