Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun eructation

2 senses of eructation

Sense 1
eruption, eructation, extravasation -- ((of volcanos) pouring out fumes or lava (or a deposit so formed))
       => action, activity, activeness -- (the state of being active; "his sphere of activity"; "he is out of action")

Sense 2
belch, belching, burp, burping, eructation -- (a reflex that expels gas noisily from the stomach through the mouth)
       => reflex, reflex response, reflex action, instinctive reflex, innate reflex, inborn reflex, unconditioned reflex, physiological reaction -- (an automatic instinctive unlearned reaction to a stimulus)
       => expulsion, projection, ejection, forcing out -- (the act of expelling or projecting or ejecting)

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