1.
bad influence; harmful effect; adverse impact
A negative effect that something has on a person, situation, or environment.
健康に悪影響がある。
It has a bad effect on health.
スマホの使いすぎは子供に悪影響を与える。
Excessive smartphone use has a harmful effect on children.
環境汚染が生態系に悪影響を及ぼしていることが明らかになった。
It became clear that environmental pollution is having an adverse impact on the ecosystem.
悪影響 means bad influence or harmful effect. Frequently used in news, health, education, and environmental discussions.
WORD FORMATION:
悪 (bad) + 影響 (influence, effect). The opposite is 好影響 (positive influence), though this is less commonly used.
COMMON COLLOCATIONS:
- 悪影響を与える: to have a bad influence on
- 悪影響を及ぼす: to exert a harmful effect on (more formal)
- 悪影響が出る: harmful effects appear
- 悪影響を受ける: to be affected negatively
TYPICAL TOPICS:
- 健康への悪影響: harmful effects on health
- 環境への悪影響: adverse impact on the environment
- 子供への悪影響: bad influence on children