Last Updated：2025/11/20

An unintended consequence of any action in addition to the intended consequence of that action.

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side effect

Source Word

side effect

Noun

An unintended consequence of any action in addition to the intended consequence of that action.

Japanese Meaning

意図された結果に加えて生じる、予期しない影響や結果（副次的な結果）

The new policy had an unexpected side effect that decreased employee morale.

新しい方針は従業員の士気を低下させるという意図しない副次的な影響をもたらしました。

Sense（1）

An unintended consequence of any action in addition to the intended consequence of that action.

Sense（2）

(medicine) An adverse effect, an unintended consequence of a drug or therapy; usually not a beneficial effect.

Sense（3）

(programming) A change in state caused by a function call.

The Eiffel programming language is somewhat purist in insisting that functions have no side effects.

side effects

（ plural ）