King's Kung-Fu& Tai Chi

Japanese symbol for “biological”

Romaji: seibutsukei
biological (system); bio-

In Japanese, biological is , read (seibutsukei).

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, n-suf biological (system); bio-

Kanji and stroke order

life, genuine, birth
on: セイ、ショウ
kun: い.きる、い.かす、い.ける、う.まれる
5 strokes · JLPT 4
thing, object, matter
on: ブツ、モツ
kun: もの、もの-
8 strokes · JLPT 3
lineage, system
on: ケイ
7 strokes · JLPT 1

Other Japanese words for “biological”

WordReadingMeaning
せいぶつがくてきせいざい seibutsugakutekiseizaia biological (i.e. a biological drug, vaccine, etc.)
せいぶつがくてき seibutsugakutekibiological
せいぶつてき seibutsutekibiological
バイオロジカル baiorojikarubiological
じつの jitsunoblood-related; biological (father, etc.)

Related words

Words that share a kanji.

WordReadingMeaning
せいかつ seikatsulife; living
せんせい senseiteacher; instructor; master
じんせい jinsei(one's) life
がくせい gakuseistudent (esp. a university student)
はっせい hasseioccurrence; incidence; outbreak
たんじょう tanjoubirth (of a person); nativity
どうぶつ doubutsuanimal
じんぶつ jinbutsuperson; character; figure
けいれつ keiretsuseries; sequence; system

See also: Chinese symbol for “biological”.

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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