prebiotic

/ˌpriˌbaɪˈɑtɪk/
noun
  1. A substance that stimulates the growth of beneficial microorganisms in the digestive system.
    • Some cereals are fortified with prebiotics to support gut health.
    • Bananas are a natural prebiotic that feeds good gut bacteria.
    • She added a prebiotic to her smoothie for better digestion.
adjective
  1. Relating to substances that promote the growth of beneficial bacteria in the gut.
    • The doctor recommended a prebiotic supplement to improve my microbiome.
    • Many yogurts now contain prebiotic fibers for better gut health.
    • Eating prebiotic foods like garlic and onions helps your digestion.
  2. Relating to the time or conditions before the existence of life on Earth.
    • Prebiotic chemistry explores how organic molecules formed before life appeared.
    • Some astronomers search for prebiotic molecules in space.
    • The Miller-Urey experiment simulated prebiotic conditions on early Earth.
What does "prebiotic" mean? | whatsthatwordmean | whatsthatwordmean