defocus

defocus — verb

  • defocuspresent simple I / you / we / they
  • defocuses3rd person singular
  • defocusing-ing form
  • defocusedpast simple

1. to make an image, a lens setting, or someone's sight lose clear detail so it no

1.動詞及物C1
釋義

to make an image, a lens setting, or someone's sight lose clear detail so it no longer looks sharp.

例句

Diego defocused the camera lens to blur the lights behind Salma.

defocus + camera lens for a blurred background

The app defocused the busy street scene behind Amira's face.

defocus + background in portrait editing

同義詞
  • blur

    broader and more common; it can describe either the result or the action

  • unfocus

    less standard; often heard in casual speech rather than technical use

  • soften

    used in image editing for reducing hard detail, but not always for losing focus

反義詞
  • focus

    to make an image or sight become clear and sharp

文法句型

defocus + noun phrase

defocus + background / image / lens / vision

用法筆記

Most often used in photography, video, design, and eye-testing contexts. The object is usually an image, a lens, the background, or a person's vision.

常見錯誤

❌I unfocused the background with portrait mode.
✅I defocused the background with portrait mode.
💡'defocus' is the more technical verb in camera and optics contexts.
❌The picture defocused by itself.
✅The picture went out of focus by itself.
💡'defocus' usually describes an action that makes something blurry.