Meaning & use

eversion

noun·Advancedmedicaltechnical

Last updated

UK/ɪˈvɜːʃn/
US/ɪˈvɜːrʒn/

Meanings

  1. noununcountablemedical

    A movement that turns the sole of the foot outward, away from the body's midline.

    Grammar: Used mostly in anatomy: eversion of the ankle.

    Patterns

    • eversion of something

    Physical therapy included exercises for ankle eversion.

    Weak muscles on the outer side of the shin limit eversion.

    The doctor measured the degree of eversion in each foot.

  2. nouncountable or uncountablemedical

    The act of turning a body part or organ inside out, or outward.

    Grammar: Applies to eyelids, organs or tissue: eversion of the eyelid.

    Patterns

    • eversion of the eyelid

    Eversion of the eyelid can expose the eye's surface.

    The surgeon described an eversion of the bladder lining.

    Eversion can occur after injury.

  3. noununcountablemathematicstechnical

    In mathematics, the turning of a sphere inside out through a smooth deformation.

    Grammar: Appears in topology: sphere eversion.

    Patterns

    • sphere eversion

    Sphere eversion surprised mathematicians when it was shown to be possible.

    The video illustrates the eversion step by step.

    Eversion needs surfaces to be allowed to pass through themselves.

Word forms

pluraleversions

Common combinations

ankle eversion
Ankle eversion was tested during the checkup.
foot eversion
Foot eversion is the outward tilt of the sole.
eversion injury
An eversion injury can strain the inner ankle ligaments.
eversion and inversion
The joint allows both eversion and inversion.
eversion exercise
She did a resistance-band eversion exercise.

Synonyms and how they differ

turning out
Turning out is the everyday phrase, while eversion is the precise clinical term.
outward rotation
Outward rotation can describe any limb turning outward, whereas eversion refers specifically to the foot's sole tilt.

Opposites

Word family

evert verb
to turn outward or inside out
everted adjective
turned outward
inversion noun
the opposite movement, turning the sole inward
evertor noun
a muscle that produces eversion

Commonly confused: eversion or inversion? eversion or aversion?

eversion vs inversion

Inversion is the opposite movement, turning the sole of the foot inward.

eversion vs aversion

Aversion is a strong dislike and shares only the spelling pattern.

Practice

A physical therapist asks you to turn the sole of your foot outward. This movement is called ______.

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