English noun: micro-organism | 
| 1.  | micro-organism (animal) any organism of microscopic size | 
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  | Synonyms | microorganism | 
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  | Broader (hypernym) | being, organism | 
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  | Narrower (hyponym) | bacteria, bacterium, bug, germ, intestinal flora, microbe, microflora, monad, moneran, moneron, pathogen, protist, protistan, protoctist, virus | 
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  | Part holonym | pilus | 
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  | Domain category | animal, animate being, beast, brute, creature, fauna, flora, plant, plant life | 
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  | Domain category members | bacteremia, bacteriaemia, bacteriemia, highly infective, immotile, motile, nonmotile, transmitter, vector, virulence, virulency | 
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