反 応 的(はんのうてき)

はんのうてき

na-adjective

reactive; responsive

1. reactive; responsive; acting in response to stimuli

Tending to react or respond to events rather than taking initiative. Used in scientific, psychological, and general contexts.

反応的(はんのうてき)な対応(たいおう)では遅(おそ)い。

A reactive response is too late.

反応的(はんのうてき)ではなく能動的(のうどうてき)に行動(こうどう)すべきだ。

We should act proactively, not reactively.

問題(もんだい)が起(お)きてから反応的(はんのうてき)に動(うご)くのではなく、事前(じぜん)に計画(けいかく)を立(た)てることが大切(たいせつ)だ。

Rather than reacting after problems arise, it is important to plan in advance.

Composed of 反応(はんのう) (reaction, response) + 的(てき) (suffix forming na-adjectives). Often used in contrast with 能動的(のうどうてき) (proactive) or 積極的(せっきょくてき) (active, assertive). In business and management contexts, being 反応的(はんのうてき) typically carries a negative connotation, implying a lack of initiative.

In chemistry and science, it can also describe substances that readily undergo chemical reactions.

Common collocations

反応的(はんのうてき)な態度(たいど): reactive attitude
反応的(はんのうてき)な対応(たいおう): reactive response
反応的(はんのうてき)な姿勢(しせい): reactive stance
反応的(はんのうてき)な行動(こうどう): reactive behavior

Similar words

受動的(じゅどうてき): passive — emphasizes lack of action, whereas 反応的(はんのうてき) implies acting only after being prompted
能動的(のうどうてき): proactive, active — the opposite; acting on one's own initiative
積極的(せっきょくてき): assertive, enthusiastic — positive connotation of taking initiative

Related Words

Compare: 受動的(じゅどうてき) (passive)

Antonym: 能動的(のうどうてき) (proactive, active)

Compare: 積極的(せっきょくてき) (assertive, enthusiastic)

general

Added 2026.4.27 20:14 · Revised 2026.9.2 13:02

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