supination

noun

su·​pi·​na·​tion ˌsü-pə-ˈnā-shən 

1

: rotation of the forearm and hand so that the palm faces forward or upward

also : a corresponding movement of the foot and leg in which the foot rolls outward with an elevated arch

2

: the position resulting from supination

Examples of supination in a Sentence

Recent Examples on the Web

That being said, supination is closely linked with high arches, as people facing the latter have rigid feet that cannot roll in, instead staying on the outer edge. — Stacia Datskovska, Footwear News, 18 Sep. 2026

Wear all along the outside edge can point to supination, where a too-rigid foot fails to absorb shock and can drive stress fractures or joint pain. — Angela Haupt, Time, 5 May 2026

The primary muscle, the biceps brachii, runs from the shoulder to the elbow and helps bend the elbow and rotate the forearm so your palm turns upward — a movement called supination. — Daryl Austin, USA Today, 19 Feb. 2026

Something about the arm slot, or supination, or spin rate, or … look, Eno Sarris is over here, go ask him. — Grant Brisbee, New York Times, 7 Jan. 2026

Word History

First Known Use

1657, in the meaning defined at sense 1

Rhymes for supination

• abdication
• aberration
• abjuration
• abnegation
• abrogation
• acceptation
• acclamation
• acclimation
• accusation
• activation
• actuation
• acylation

Medical Definition

supination

noun

su·​pi·​na·​tion ˌsü-pə-ˈnā-shən 

1

: rotation of the forearm and hand so that the palm faces forward or upward and the radius lies parallel to the ulna

also : a corresponding movement of the foot and leg in which the foot rolls outward with an elevated arch so that in walking the foot tends to come down on its outer edge

2

: the position resulting from supination