flexion

noun
flex·​ion | \ ˈflek-shən How to pronounce flexion (audio) \

Definition of flexion

1 : the act of flexing or bending
2 : a part bent : bend
4a : a bending movement around a joint in a limb (such as the knee or elbow) that decreases the angle between the bones of the limb at the joint — compare extension sense 3b
b : a forward raising of the arm or leg by a movement at the shoulder or hip joint

Examples of flexion in a Sentence

Recent Examples on the Web The Swing phase starts with rapid hip, knee, and ankle flexion to clear the foot from the ground, the knee then rapidly extends to prepare for the next step. Popular Science, "Walking correctly takes work—here’s how to improve every step," 22 May 2020 Unlike a hinge joint that moves only (for the most part) forward and backward, like the knee, the shape of the ball-and-socket joint in the hip allows for flexion, extension, internal and external rotation, abduction, and adduction. SELF, "5 Lunges Everyone With Tight Hips Should Do," 22 Feb. 2019 Researchers have said that this shows a connection between spinal flexion and disc damage. Amy Marturana Winderl, SELF, "You Honestly Never Have to Do Crunches Again, According to Science and Experts," 18 Dec. 2019 The pig spines studied were subjected to many thousands of flexion and extension cycles, Schoenfeld points out. Amy Marturana Winderl, SELF, "You Honestly Never Have to Do Crunches Again, According to Science and Experts," 18 Dec. 2019 Your hamstrings are involved in both knee flexion and hip extension, says Borden. Jenny Mccoy, SELF, "Why You Should Add Hamstring Curls to Your Routine Like Celebrity Trainer Ashley Borden," 10 Oct. 2018 Because this move requires hip flexion and extension, if your hips are especially tight, consider warming them up beforehand by doing several Downward Facing Dogs to Upward Facing Dogs, recommends DiSalvo. Jenny Mccoy, SELF, "A Quick Leg, Cardio, and Agility Workout From Celebrity Trainer Simone De La Rue," 16 July 2018 Single-Leg Deadlift Improves: Hamstring strength for hip extension and knee flexion through each stroke Hold a free weight in your right hand and let your left foot hover above the floor putting most of your weight in your right foot. Philly.com, "4 essential strength training moves for cyclists," 5 June 2018 Accelerating down the runway will put some flexion into the wings, likely giving them a bit of a flapping quality as the plane takes off. Michael Belfiore, Popular Mechanics, "Say Hello to Stratolaunch, the World's Largest Plane," 17 Apr. 2012

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'flexion.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of flexion

1615, in the meaning defined at sense 1

History and Etymology for flexion

borrowed from Latin flexiōn-, flexiō "act of bending or curving," from flectere "to cause to go in a different direction, bend, curve" (of uncertain origin) + -tiōn-, -tiō, suffix of verbal action

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Time Traveler for flexion

Time Traveler

The first known use of flexion was in 1615

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Statistics for flexion

Last Updated

4 Jun 2020

Cite this Entry

“Flexion.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/flexion. Accessed 9 Jul. 2020.

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More Definitions for flexion

flexion

noun
flex·​ion
variants: also flection \ ˈflek-​shən How to pronounce flection (audio) \

Medical Definition of flexion

1 : a bending movement around a joint in a limb (as the knee or elbow) that decreases the angle between the bones of the limb at the joint — compare extension sense 2
2 : a forward raising of the arm or leg by a movement at the shoulder or hip joint

More from Merriam-Webster on flexion

Rhyming Dictionary: Words that rhyme with flexion

Britannica.com: Encyclopedia article about flexion

Comments on flexion

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