Last Updated：2025/11/19

(microbiology) An organism that is too small to be seen by the unaided eye, especially a single-celled organism, such as a bacterium.

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microorganism

Source Word

microorganism

IPA(Pronunciation)

Noun

Japanese Meaning

微生物：肉眼では見えないほど小さな生物、特に単細胞性の生物（例：細菌）

By analyzing the soil sample under a microscope, the researcher identified a new microorganism with unique metabolic pathways.

研究者は土壌サンプルを顕微鏡で分析して、独特な代謝経路を持つ新しい微生物を特定した。

Sense（1）

The cud is then reswallowed and further digested by specialized microorganisms that live in the rumen.

microorganisms

（ plural ）