Organ
Definition of Organ:
A part of the body that performs a specific function. For example, the heart is an organ.

A unique macroscopic (gross) anatomic structure that performs specific functions. It is composed of various tissues. An organ is part of an anatomic system or a body region. Representative examples include the heart, lung, liver, spleen, and uterus.
Organ is part of the Anatomic Structure System or Substance group
Related Terms
Biliary Tract
Bladder
Bone Marrow
Breast
Bronchial Tree
Duct
Epididymis
Esophagus
Gallbladder
Gland
Gonad
Heart
Intestine
Kidney
Liver
Lung
Lymph Node
Organ of Special Sense
Pancreas
Penis
Seminal Vesicle
Skin
Spermatic Cord
Spleen
Stomach
Thymus Gland
Tonsil
Trachea
Ureter
Urethra
Uterus
Vagina
Vas Deferens
Vulva