Japanese symbol for “trajectory”
軌道
きどう
Romaji: kidou
orbit; trajectory
In Japanese, trajectory is 軌道, read きどう (kidou).
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
- n orbit; trajectory (astron, physics)
- n (railroad) track
- n (right) track; proper course
Kanji and stroke order
Other Japanese words for “trajectory”
| Word | Reading | Meaning |
|---|---|---|
| 弾道 | だんどう dandou | trajectory; line of fire |
Related words
Words that share a kanji.
| Word | Reading | Meaning |
|---|---|---|
| 軌跡 | きせき kiseki | tire track |
| 常軌 | じょうき jouki | normal course (of action); proper course; regular way |
| 無軌道 | むきどう mukidou | trackless |
| 軌条 | きじょう kijou | rail (of a railroad) |
| 軌間 | きかん kikan | (railroad) gauge |
| 報道 | ほうどう houdou | report (of news); reporting; news |
| 道路 | どうろ douro | road; highway |
| 鉄道 | てつどう tetsudou | railroad; railway; rail transport |
See also: Chinese symbol for “trajectory”.
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.
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