IELTS Anvil

blur

CEFR: B2

An optical shape or visual image that cannot be seen clearly with sharp definition; or to make indistinct.

Synonyms

smudge
fuzziness

Common Collocations

blur the boundaries
blur the distinction
vision blurs

Example Sentence

High-velocity motion in the peripheral visual field appears as an indistinct blur until the fovea tracks the object.

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