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abdominal

[ab-dom-uh-nl] /æbˈdɒm ə nl/
adjective
1.
of, in, on, or for the abdomen:
abdominal wall; abdominal pains.
noun
2.
Usually, abdominals. Informal. the abdominal muscles.
Origin of abdominal
1740-1750
1740-50; < Latin abdōmin-, stem of abdōmen abdomen + -al1
Related forms
abdominally, adverb
postabdominal, adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Word Origin and History for abdominal
adj.

1550s, from medical Latin abdominalis, from abdomen (genitive abdominis); see abdomen.

Online Etymology Dictionary, © 2010 Douglas Harper
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abdominal in Science
abdomen
  (āb'də-mən)   
  1. In vertebrates, the portion of the body between the thorax and pelvis, containing the stomach, intestines, liver, and other organs. In mammals, the abdomen is separated from the thorax by the diaphragm.

  2. In arthropods, the last, most posterior segment of the body.


abdominal adjective (āb-dŏm'ə-nəl)
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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