A2noun1K

Code

UK /["/kəʊd/"]/US /["/kəʊd/"]/

Definition

a system of words, letters, numbers or symbols that represent a message or record information secretly or in a shorter form

In simple words: A system of words, letters, or symbols used to represent information.

Examples

  • He learned how to write a code for his website.
  • The secret code was difficult to decipher.
  • Please enter the access code to unlock the door.
  • Computers use different programming languages to execute code.

Usage notes

Use 'code' when discussing programming or secret messages. It’s neutral language suitable for both informal discussions among friends or formal settings in tech. Avoid using it in contexts unrelated to technology or communication.

Grammar pattern

code + object

Memory hint

Think of a secret agent using a 'code' to communicate — they use symbols and numbers.

Collocations

  • area
  • dialling
  • post
  • generate
  • number
  • generator
  • area
  • dialling
  • post
  • generate
  • number
  • generator
  • binary
  • executable
  • HTML
  • execute
  • write
  • modify
  • strict
  • unwritten
  • ethical
  • have
  • adopt
  • draw up
  • a code of behaviour/​behavior
  • a code of conduct
  • a code of ethics
  • strict
  • unwritten
  • ethical
  • have
  • adopt
  • draw up
  • a code of behaviour/​behavior
  • a code of conduct
  • a code of ethics

Synonyms

  • cipher
  • language
  • system
  • programming
  • script

Antonyms

  • decode
  • explain

Common mistakes

  • Confused with 'decode' which means to change code back to the original information.
  • Using 'code' improperly as a verb instead of as a noun.
  • Mixing up 'code' in a programming sense with its use in non-technical contexts.