codec

IPA/ˈkəʊdek/
IPA/ˈkəʊdek/

codec — noun

  • codecsingular
  • codecsplural

1. a piece of hardware or software that shrinks audio or video files so they can tr

1.名詞C1
釋義

a piece of hardware or software that shrinks audio or video files so they can travel over the internet or sit in storage, then expands them again when someone wants to listen or watch.

例句

Tanvi installed a new video codec so her laptop could play the wedding footage smoothly.

install a codec — software-install collocation

Streaming services rely on efficient codecs to send high-quality video over slow home connections.

subject is a streaming service — typical real-world use

同義詞
  • encoder

    covers only the compression half of what a codec does

  • compressor

    broader; can refer to any data-shrinking tool, not specifically audio or video

文法句型

a codec for [media type]

audio/video codec

用法筆記

Almost always countable and modified by the media type it handles (audio codec, video codec) or by a quality descriptor (lossless codec, high-efficiency codec). Frequently appears as the object of install, support, or use.

常見錯誤

❌I downloaded the codec software for write a music file.
✅I downloaded the codec software to write a music file.
💡use to-infinitive of purpose after a verb of action, not 'for + bare verb'.
❌My player does not have any codec to read this format.
✅My player does not have a codec that can read this format.
💡pair 'codec' with a relative clause when describing what it does; 'any codec to read' sounds unnatural.