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micro- +‎ biome


microbiome (plural microbiomes)

  1. A microbial biome, such as the community of microbes within the human gut.
    • 2013 June 29, “A punch in the gut”, The Economist, volume 407, number 8842, page 72-3: 
      Mostly, the microbiome is beneficial. It helps with digestion and enables people to extract a lot more calories from their food than would otherwise be possible. Research over the past few years, however, has implicated it in diseases from atherosclerosis to asthma to autism.