King's Kung-Fu& Tai Chi

Japanese symbol for “fibrillation”

Romaji: saidou
fibrillation

In Japanese, fibrillation is , read (saidou).

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

  1. n fibrillation

Kanji and stroke order

dainty, get thin, taper
on: サイ
kun: ほそ.い、ほそ.る、こま.か、こま.かい
11 strokes · JLPT 2
move, motion, change
on: ドウ
kun: うご.く、うご.かす
11 strokes · JLPT 3

Related words

Words that share a kanji.

WordReadingMeaning
しょうさい shousaidetails; particulars; specifics
さいぼう saiboucell
こまかい komakaismall
さいきん saikinbacterium; bacteria; germ
ほそい hosoithin; slender; fine
せんさい sensaidainty; delicate (e.g. fingers); fine
かつどう katsudouactivity (of a person, organization, animal, volcano, etc.); action; operation
こうどう koudouaction; conduct; behaviour

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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