1. A change from the usual positioning of an organ or body part.
2. An abnormal position of a part or organ; especially, at the time of birth.
3. A condition in which an organ or part of the body is out of its normal place.

This condition may have been present since birth or it may have been acquired during some other point in life.

For example, ectopic pregnancy, which is a pregnancy that develops outside the uterus. The uterus is a hollow organ in a female's body where the egg is implanted and the baby develops.

An abnormal position of a body part or an organ; especially at the time of birth: The pediatric surgeon performed delicate surgery on the infant because the visceral ectopia of the infant's bladder was down within the abdominal cavity.