反動

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反動

noun はんどう

  1. 力や作用が働くときに反作用で反対方向に進むこと。
  2. ある傾向に対抗し生じる反対の傾向、動き。
  3. 歴史の流れや改革、変化、革新、進歩に反対して旧来のものに戻したり維持しようとする傾向。その人。

Opposite: 無反動

Thesaurus

noun

Opposite: 無反動

In English

  • reaction action in response to an event
  • recoil pushback from a fired firearm

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Cite this
MLA

"反動." Wiktionary, via Micwyn, micwyn.com/word/ja/%E5%8F%8D%E5%8B%95. Accessed 6 Nov. 2026.

APA

反動. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/ja/%E5%8F%8D%E5%8B%95

Chicago

"反動." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/ja/%E5%8F%8D%E5%8B%95.

BibTeX
@misc{micwyn_2026,
  title = {反動},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/ja/%E5%8F%8D%E5%8B%95},
  urldate = {2026-11-06}
}