Knuckle (disambiguation)

Knuckle (disambiguation) refers to several related but distinct concepts, primarily associated with the joints of the fingers but may also refer to other meanings in different contexts. The term "knuckle" can refer to:

Anatomy

• The Metacarpophalangeal joint (MCP), which is the joint at the base of the fingers connecting the metacarpal bones and the proximal phalanges.
• The Proximal interphalangeal joints (PIP), located between the first (proximal) and second (intermediate) phalanges of the fingers.
• The Distal interphalangeal joints (DIP), found between the second (intermediate) and third (distal) phalanges of the fingers.

Other uses

• In Culinary arts, "knuckle" can refer to a part of meat around the joint areas, especially in pork and beef.
• In Mechanical engineering, a "knuckle" may refer to a type of joint or pivot point in machinery, such as the knuckle joints used in railway couplings.
• Knuckleball, a type of pitch in baseball characterized by its minimal spin.
• Knuckle (film), a documentary film about Irish Traveller bare-knuckle boxing.

See also

• Fist
• Hand
• Joint (anatomy)
• Bone

This disambiguation page lists articles associated with the title Knuckle (disambiguation).