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intervertebral
intervertebral disk
interview
intervocalic
interweave
interzone
intestate
intestinal
intestinal flora
intestinal fortitude
intestine
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intestinal flora

in·tes·ti·nal flo·ra


plural noun 
Definition:
 
bacteria in healthy intestine: bacteria present in a healthy intestine that complete digestion, synthesize vitamin K, and create an acid environment that prevents infection by harmful bacteria

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