rectus abdominis

noun

A paired muscle running vertically on each side of the anterior wall of the abdomen in humans and some other mammals.

OriginNew Latin rectus abdominis ← Latin rēctus →
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Meanings

nounrectus abdominis (plural recti abdominis)

plural recti abdominis

  1. anatomyA paired muscle running vertically on each side of the anterior wall of the abdomen in humans and some other mammals.

Origin

  1. Latinrēctus
  2. New Latinrectus abdominis
  3. Englishrectus abdominis

From New Latin rectus abdominis, from Latin rēctus + abdōminis.

More words from New Latin, Latin

Full word history & related roots →

Translations

Chinese Mandarin 腹直肌
  • 腹直肌 (fùzhíjī)muscle
Cite this entry
APA

rectus abdominis. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/rectus%20abdominis

MLA

“rectus abdominis.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/rectus%20abdominis. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “rectus abdominis,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/rectus%20abdominis.

Source: rectus abdominis on Wiktionary, CC BY-SA 4.0.