非 推 奨(ひすいしょう)

ひすいしょう

noun, na-adjective

deprecated, not recommended, discouraged

1. deprecated, not recommended, discouraged

Something that is officially or unofficially discouraged from use, though not outright prohibited. Very common in IT and software development contexts to describe outdated features, functions, or practices that should be avoided in favor of newer alternatives.

この関数(かんすう)は非推奨(ひすいしょう)です。

This function is deprecated.

非推奨(ひすいしょう)のAPIを使(つか)い続(つづ)けるのは危険(きけん)だ。

Continuing to use a deprecated API is risky.

このライブラリは非推奨(ひすいしょう)になったので、代替(だいたい)のライブラリに移行(いこう)してください。

This library has been deprecated, so please migrate to an alternative library.

Formed from 非(ひ) (non-, not) + 推奨(すいしょう) (recommendation). Primarily used in IT, software development, and technical documentation as a direct equivalent of English "deprecated." Outside of tech, it can be used more generally for anything that is not recommended.

In software contexts, 非推奨(ひすいしょう) typically means a feature still works but will be removed in a future version and should be replaced with a newer alternative.

Common collocations

非推奨(ひすいしょう)になる: to become deprecated
非推奨(ひすいしょう)のAPI: deprecated API
非推奨(ひすいしょう)の機能(きのう): deprecated feature
非推奨(ひすいしょう)警告(けいこく): deprecation warning

Similar words

推奨(すいしょう): recommended — the positive counterpart
廃止(はいし): abolished, discontinued — stronger than 非推奨(ひすいしょう); the feature has been completely removed
旧式(きゅうしき): outdated, old-fashioned — describes something old but without the explicit discouragement

Related Words

Compare: 廃止(はいし) (abolished, discontinued)

Compare: 旧式(きゅうしき) (outdated, old-fashioned)

general

Added 2026.3.31 4:10 · Revised 2026.9.4 21:31

20500/20876_hisuishou