微粒子(びりゅうし)

びりゅうし
noun
fine particle; microparticle
1. fine particle; microparticle; minute particle
An extremely small particle, often invisible to the naked eye. Used in scientific, environmental, and everyday health contexts.
空気(くうき)中(ちゅう)の微粒子(びりゅうし)を測定(そ���てい)する。
To measure fine particles in the air.
マスクは微粒子(びりゅうし)の侵入(しんにゅう)を防(ふせ)ぐ。
Masks prevent the entry of fine particles.
工場(こうじょう)から排出(はいしゅつ)される微粒子(���りゅうし)が健康(けんこう)に悪影響(あくえいきょう)を及(およ)ぼすことが研究(けんきゅう)で明(あき)らかになった。
Research has revealed that fine particles emitted from factories have adverse effects on health.

A compound of 微(び) (fine; minute) and 粒子(りゅうし) (particle). Commonly encountered in discussions about air quality, pollution, and scientific research.

COMMON COLLOCATIONS:

  • 微粒子(びりゅうし)を含(ふく)む: to contain fine particles
  • 微粒子(びりゅうし)を除去(じょきょ)する: to remove fine particles
  • 大気(たいき)中(ちゅう)の微粒子(びりゅうし): airborne fine particles
  • 微粒子(びりゅうし)状(じょう): in the form of fine particles

SIMILAR WORDS:

  • 粒子(りゅうし): particle — general term for particles of any size
  • PM2.5: particulate matter 2.5 — specific measure of fine airborne particles 2.5 micrometers or smaller
  • 粉塵(ふんじん): dust; particulate matter — airborne dust and debris, especially in industrial settings
  • 花粉(かふん): pollen — a specific type of airborne particle causing allergies
general
Added 2026.4.5 5:23 · Revised 2026.4.10 17:28
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