A dolly shot is one where the camera is placed on a dolly and is moved while filmming. Also known as a tracking shot.  

Any shot made from a moving dolly. These may also be called tracking or traveling shots. (Production)

A shot taken from a moving vehicle. Originally tracks were laid on the set to permit a smoother movement of the camera. Today even a smooth hand-held traveling shot is considered a variation of the dolly shot. Editing

, in which the camera moves bodily from one place to another.                     SWISH PAN

Where the camera is placed on a dolly, a piece of equipment that allows smooth movement while recording the shot.

Any shot during which the camera physically moves through space. This may be toward, away from, or around the subject. Such shots are usually smoother than the same shot done hand-held.

See Tracking Shot.

The camera moves along with the actors or the acting. The camera is usually on wheels.

A moving shot taken from a dolly. A Dolly-In moves the camera toward the subject, while a Dolly-Out moves the camera away from the subject. A dolly shot creates a sense of movement through space by capturing changes in perspective.