微生物(びせいぶつ)

びせいぶつ
noun
microorganism, microbe
1. microorganism, microbe
A living organism too small to be seen with the naked eye, including bacteria, viruses, fungi, and protozoa. Used in scientific, medical, and food-production contexts.
微生物(びせいぶつ)を顕微鏡(けんびきょう)で観察(かんさつ)する。
To observe microorganisms under a microscope.
土(つち)の中(なか)には多(おお)くの微生物(びせいぶつ)が生息(せいそく)している。
Many microorganisms live in the soil.
発酵(はっこう)食品(しょくひん)は微生物(びせいぶつ)の働(はたら)きを利用(りよう)して作(つく)られる。
Fermented foods are made by utilizing the activity of microorganisms.

USAGE:
The word breaks down as 微(び) (minute) + 生物(せいぶつ) (living thing). Used in both scientific and everyday contexts. Japanese fermentation culture (sake, miso, soy sauce, natto) relies heavily on 微生物(びせいぶつ), making this word common in food-related discussions as well as biology.

COMMON COLLOCATIONS:

  • 微生物(びせいぶつ)学(がく): microbiology
  • 微生物(びせいぶつ)の繁殖(はんしょく): proliferation of microorganisms
  • 有害(ゆうがい)微生物(びせいぶつ): harmful microorganisms
  • 腸内(ちょうない)微生物(びせいぶつ): gut microbes
general
Added 2026.2.22 14:28
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