引数(ひきすう)

ひきすう
noun
argument; parameter
technical
1. argument; parameter (in programming or mathematics)
A value passed to a function, method, or command. In programming, the input data that a function receives to produce a result. Also used in mathematics for the independent variable of a function.
この関数(かんすう)は引数(ひきすう)を二(ふた)つ取(と)る。
This function takes two arguments.
引数(ひきすう)に文字列(もじれつ)を渡(わた)してください。
Please pass a string as the argument.
引数(ひきすう)の数(かず)が間違(まちが)っていたので、エラーが出(で)た。
An error occurred because the number of arguments was wrong.

Usage

Primarily a technical term used in programming and mathematics. Pronounced ひきすう, not いんすう (which means "factor" in math). Very common in Japanese programming documentation.

Common collocations

  • 引数(ひきすう)を渡(わた)す (to pass an argument)
  • 引数(ひきすう)を取(と)る (to take an argument)
  • 省略可能(しょうりゃくかのう)な引数(ひきすう) (optional argument)
  • コマンドライン引数(ひきすう) (command-line argument)

Similar words

  • パラメータ: parameter — often used interchangeably, but technically the variable name in a function definition
  • 戻(もど)り値(ち): return value — the output of a function, as opposed to the input
general
Added 2026.3.15 18:46 · Revised 2026.9.4 21:31
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