微 細(びさい)

びさい

na-adjective, noun

minute, fine, microscopic

formalwrittentechnicalacademicsize

1. minute, fine, microscopic, extremely small

Extremely small in size, scale, or detail. Used for particles, structures, differences, and other things that are difficult to perceive with the naked eye or require close examination.

微細(びさい)な粒子(りゅうし)。

Fine particles.

微細(びさい)な違(ちが)いを見分(みわ)ける。

To distinguish minute differences.

顕微鏡(けんびきょう)でしか見(み)えないほど微細(びさい)な構造(こうぞう)が、生命(せいめい)の仕組(しく)みを支(ささ)えている。

Microscopic structures invisible to the naked eye support the mechanisms of life.

Forms

Modifier: 微細(びさい)な
Adverbial: 微細(びさい)に

Usage

微細(びさい) is a formal, often technical or scientific word. It is frequently used in academic writing, manufacturing, and medicine to describe extremely small scales.

Common collocations

微細(びさい)な粒子(りゅうし): fine particles
微細(びさい)な構造(こうぞう): fine structure, microstructure
微細(びさい)な変化(へんか): minute changes
微細(びさい)加工(かこう): microfabrication, micro-processing

Similar words

微細(びさい): minute, microscopic (technical, scientific)
細(こま)かい: fine, detailed (everyday)
微小(びしょう): tiny, minuscule (emphasizes smallness)
精密(せいみつ): precise, fine (emphasizes precision)

Related Words

Compare: 細(こま)かい (fine, detailed (everyday))

Compare: 精密(せいみつ) (precise, fine)

Compare: 微小(びしょう) (tiny, minuscule)

general

Added 2026.2.22 14:53 · Revised 2026.9.2 13:01

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