Noun eructation has 2 senses
  1. eruption, eructation, extravasation - (of volcanos) pouring out fumes or lava (or a deposit so formed)
    --1 is a kind of action, activity, activeness
    Derived form: verb eruct1
  2. belch, belching, burp, burping, eructation - a reflex that expels wind noisily from the stomach through the mouth
    --2 is a kind of reflex, instinctive reflex, innate reflex, inborn reflex, unconditioned reflex, physiological reaction; expulsion, projection, ejection, forcing out
    Derived form: verb eruct2
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