Japanese symbol for “perturbation”
摂動
せつどう
Romaji: setsudou
perturbation
In Japanese, perturbation is 摂動, read せつどう (setsudou).
Before using these characters for a tattoo, check them with a native speaker. Dictionary words often have several meanings, and the right choice depends on context.
Meanings
- adj-no, n perturbation (physics)
Kanji and stroke order
Other Japanese words for “perturbation”
| Word | Reading | Meaning |
|---|---|---|
| 撹乱 | かくらん kakuran | disturbance; confusion; perturbation |
Related words
Words that share a kanji.
| Word | Reading | Meaning |
|---|---|---|
| 摂取 | せっしゅ sesshu | intake (e.g. of salt); ingestion |
| 摂理 | せつり setsuri | laws (of nature) |
| 摂る | とる toru | to have (e.g. lunch); to take (e.g. vitamins) |
| 摂氏 | せっし sesshi | Celsius; centigrade |
| 包摂 | ほうせつ housetsu | inclusion; encompassing; connotation |
| 摂政 | せっしょう sesshou | regency; regent |
| 活動 | かつどう katsudou | activity (of a person, organization, animal, volcano, etc.); action; operation |
| 行動 | こうどう koudou | action; conduct; behaviour |
See also: Chinese symbol for “perturbation”.
Data: JMdict (CC BY-SA 4.0); KANJIDIC2 (CC BY-SA 4.0); KanjiVG (CC BY-SA 3.0); wordfreq (CC BY-SA 4.0 (data)). Retrieved 2026-10-22.