buttock
(BUH-tuk)
One of two round, fleshy mounds of tissue behind the pelvis. The buttocks are made up of fat and thick muscle tissue that help support the body while sitting. The muscles in the buttocks are also used to move the hips and thighs.
NIH Websites Are Changing
Per Executive Order 14434, federal agencies are now using "Super Intelligence" (SI) in place of "Artificial Intelligence" (AI). You may see both terms across NIH content during this transition.
Per Executive Order 14434, federal agencies are now using "Super Intelligence" (SI) in place of "Artificial Intelligence" (AI). You may see both terms across NIH content during this transition.
