• WordNet 3.6
    • n hypochondrium the upper region of the abdomen just below the lowest ribs on either side of the epigastrium
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Webster's Revised Unabridged Dictionary
    • n Hypochondrium (Anat) Either of the hypochondriac regions.
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Century Dictionary and Cyclopedia
    • n hypochondrium In anatomy: In human anat, a superior and lateral part of the abdomen, beneath the lower ribs; one of the specific regions of the abdomen, situated on either side of the epigastrium, above the lumbar regions. See abdominal regions, under abdominal.
    • n hypochondrium Some abdominal region corresponding to the above, as the flank or side of the rump of a bird; an iliac region.
    • n hypochondrium plural In entomology, two lateral pieces at the base of the abdomen beneath, behind the metasternum and posterior coxæ: so called bv Kirby. They are found in many Coleoptera, etc., and are really parts of the first ventral segment, which is hidden in the middle.
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Chambers's Twentieth Century Dictionary
    • n Hypochondrium (anat.) that region of the abdomen situated on either side, under the costal cartilages and short ribs
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Webster's Revised Unabridged Dictionary
L., fr. Gr. , from under the cartilage of the breastbone; under + cartilage
Chambers's Twentieth Century Dictionary
L.,—Gr., from hypo, under, chrondos, a cartilage.


In literature:

The Ephemerides speaks of it in front of the hypochondrium.
"Anomalies and Curiosities of Medicine" by George M. Gould
This is the hypochondrium of the olden time.
"Psychotherapy" by James J. Walsh
At first coldness in the feet, then stinging and pressing pains in the right hypochondrium.
"New, Old, and Forgotten Remedies: Papers by Many Writers" by Various