​Amputation: The surgical removal of all or part of a limb due to disease or injury

AE Amputee: Above-elbow or transhumeral amputee.

AK Amputee: Above-knee or transfemoral amputee.

BE Amputee: Below-elbow or transradial amputee.

BK Amputee: Below-knee or transtibial amputee.

Bilateral Limb: Loss involving two limbs.

Body image: Awareness and perception of one’s body related to both appearance and function

Chopart: Also known as a partial foot amputation

Congenital Limb Deficiency: An absent, shortened or abnormal limb present at birth.

Disarticulation: Amputation through the joint – i.e., hip, wrist, shoulder, knee, etc.

Extremity: Relating to arm or leg.

Gait: Referring to the manner or style of walking.

Hip Disarticulation: Amputation of entire lower limb at hip level

Ischial Tuberosity: Also called the ischial bone or ischium; located in the pelvis and used for weight bearing.

Lower Extremity (LE): Relating to the leg.

Myoelectric: Type of upper extremity prosthesis using bio-feedback to control the function.
Partial Foot: Amputation through any part of the foot leaving the ankle intact.

PFFD Proximal Femoral Focal Deficiency: shortened femur bone

Preprioception: A sense of the location/orientation of one’s limb in space.

Prosthesis/ Prosthetic: An artificial replacement for a body part. (plural: prostheses)

Prosthetist: One who fits and makes prostheses.

Quadrilateral: Limb loss involving four limbs .

Residual Limb: Description of remaining limb from joint to amputation site.

Stump: A less commonly used word that describes the remaining limb.

Socket: Part of the prosthesis that encapsulates the residual limb.

Symes: Amputation through the ankle.

Transpelvic: Amputation of entire lower limb, plus a portion of the pelvic bone; may also be referred to as a hemipelvectomy.

Trilateral: Limb loss involving three limbs.

Upper Extremity (UE): Relating to the arm.