microorganismo
microorganism
noun mee-kroh-or-gah-NEE-zmoh Rare
Origin: From Greek mikros (small) + organon (instrument/organ).
Usage Note
Microorganismo is the standard scientific term for bacteria, viruses, fungi, and other microscopic life forms. The plural is microorganismi. In less formal contexts Italians may say microbo (microbe) instead. The word is always masculine: il microorganismo, i microorganismi.
Examples
"Alcuni microorganismi causano malattie gravi."
Natural Translation
Some microorganisms cause serious diseases.
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