Definition of meteorism in US English:

meteorism

noun

Medicine
  • Distension of the abdomen, especially by gas in the gastrointestinal tract or peritoneal cavity.

Origin

Mid 19th century; earliest use found in Robert J. Graves (1796–1853), physician. From post-classical Latin meteorismus meteorismus, perhaps via French météorisme. Compare Italian meteorismo.

Pronunciation

meteorism

/ˈmiːtɪərɪz(ə)m/