microbiota

noun

1. The microbial community that inhabits a multi-cellular organism, whether the entire organism or a specific body surface.

   “Your body’s microbiome is all the genes your microbiota contains, however colloquially the two terms are often used interchangeably.”

   “Caesarean babies eventually acquire the same mix of microbes as those born vaginally — by a year, their microbiota are usually indistinguishable.”