noun Pathology.
distention of the abdominal wall, as in peritonitis, caused by the accumulation of gas or air in the intestine or peritoneal cavity.

1350–1400; Middle English < Late Latin tympanītēs < Greek tympanī́tēs, derivative of týmpanon drum (see tympanum)

tympanitic [tim-puh-nit-ik] , adjective
subtympanitic, adjective
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World English Dictionary
tympanites (ˌtɪmpəˈnaɪtiːz)
meteorism, Also called: tympany distension of the abdomen caused by an abnormal accumulation of gas in the intestinal or peritoneal cavity, as in peritonitis
[C14: from Late Latin, from Greek tumpanitēs concerning a drum, from tumpanon drum]

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American Heritage
Medical Dictionary

tympanites tym·pa·ni·tes (tĭm'pə-nī'tēz)
A distention of the abdomen resulting from the accumulation of gas or air in the intestine or peritoneal cavity. Also called meteorism, tympany.

tym'pa·nism n.

tympanitic tym·pa·nit·ic (tĭm'pə-nĭt'ĭk)

  1. Of or relating to tympanites.

  2. Of or relating to the quality of sound elicited by percussing over the inflated intestine or over a large pulmonary cavity; tympanic.

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