Dorsal : on or relating to the upper side or back of an animal, plant, or organ.Inactive : not engaging in or involving any or much physical activity.Ventral : on or relating to the underside of an animal or plant; abdominal.Peripheral : relating to or situated on the edge or periphery of something.Central : at the point or in the area that is in the middle of something.Antonym of Dorsal is Ventral