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abdominal

[ab-dom-uh-nl]
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adjective
  1. of, in, on, or for the abdomen: abdominal wall; abdominal pains.
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noun
  1. Usually abdominals. Informal. the abdominal muscles.
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Origin of abdominal

1740–50; < Latin abdōmin-, stem of abdōmen abdomen + -al1
Related formsab·dom·i·nal·ly, adverbpost·ab·dom·i·nal, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Word Origin and History for abdominals

n.

short for "abdominal muscles," attested by 1980; see abdominal.

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abdominal

adj.

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

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Online Etymology Dictionary, © 2010 Douglas Harper