Japanese symbol for “interpolation”
挿入
そうにゅう
Romaji: sounyuu
insertion; interposition; interpolation; infixing
In Japanese, interpolation is 挿入, read そうにゅう (sounyuu).
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, vs, vt insertion; interposition; interpolation; infixing; (sexual) penetration
- n interpolation (math)
- n infix (gramm)
Written forms: 挿入、插入. Readings: そうにゅう.
Kanji and stroke order
Other Japanese words for “interpolation”
| Word | Reading | Meaning |
|---|---|---|
| 補間 | ほかん hokan | interpolation |
| 内挿 | ないそう naisou | interpolation |
| 補間法 | ほかんほう hokanhou | interpolation |
Related words
Words that share a kanji.
| Word | Reading | Meaning |
|---|---|---|
| 挿絵 | さしえ sashie | illustration (in a book, newspaper, etc.); picture |
| 挿話 | そうわ souwa | episode; side story; story within a story |
| 挿す | さす sasu | to insert; to put in |
| 挿管 | そうかん soukan | intubation; cannulation |
| 挿し木 | さしき sashiki | cutting; planting (a cutting) |
| 購入 | こうにゅう kounyuu | purchase; buying |
| 導入 | どうにゅう dounyuu | introduction; bringing in; installation |
| 収入 | しゅうにゅう shuunyuu | income; earnings; revenue |
See also: Chinese symbol for “interpolation”.
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.