Phrase guide
Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.
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noun
The microorganisms (bacteria, archaebacteria, fungi, protists, and viruses) that inhabit the intestines of animal hosts, especially those in a mutualistic relation with the host.
Definition source: English Wiktionary via Wiktextract
Usage: countable, uncountable
No example sentence was provided for this meaning.
Synonyms: none provided
Antonyms: none provided
noun
harmless microorganisms (as Escherichia coli) that inhabit the intestinal tract and are essential for its normal functioning
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Synonyms: none provided
Antonyms: none provided
Broader terms: microorganism, micro-organism
History
No etymology was provided for this word.
