Japanese symbol for “ultraviolet”
紫外
しがい
Romaji: shigai
ultraviolet; UV
In Japanese, ultraviolet is 紫外, read しがい (shigai).
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 ultraviolet; UV
Kanji and stroke order
Other Japanese words for “ultraviolet”
| Word | Reading | Meaning |
|---|---|---|
| ＵＶ | ユー・ブイ yuu・bui | ultraviolet; UV; ultraviolet rays |
Related words
Words that share a kanji.
| Word | Reading | Meaning |
|---|---|---|
| 紫外線 | しがいせん shigaisen | ultraviolet rays; ultraviolet radiation; UV radiation |
| 紫色 | むらさきいろ murasakiiro | purple; violet |
| 紫陽花 | あじさい ajisai | bigleaf hydrangea (Hydrangea macrophylla); French hydrangea |
| 紫綬褒章 | しじゅほうしょう shijuhoushou | Medal of Honor with Purple Ribbon (awarded for scholarly or artistic achievement) |
| 紫紺 | しこん shikon | dark purple; bluish purple |
| 筑紫 | つくし tsukushi | Tsukushi (former province located in northern Kyūshū; later split into Chikuzen and Chikugo) |
| 海外 | かいがい kaigai | foreign; abroad; overseas |
| 外国 | がいこく gaikoku | foreign country |
See also: Chinese symbol for “ultraviolet”.
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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