rectal artery


: any of three arteries supplying especially the rectum:
: one arising from the internal pudendal artery and supplying the lower part of the rectum and the perineal region

called also inferior hemorrhoidal artery, inferior rectal artery

: one arising from the internal iliac artery and supplying the middle part of the rectum

called also middle hemorrhoidal artery, middle rectal artery

: one that is a continuation of the inferior mesenteric artery and that supplies the upper part of the rectum

called also superior hemorrhoidal artery, superior rectal artery

Dictionary Entries Near rectal artery

Cite this Entry

“Rectal artery.” Medical Dictionary, Merriam-Webster, Accessed 27 Jan. 2023.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

Words Named After People

  • name tags
  • Namesake of the leotard, Jules Léotard had what profession?
True or False

Test your knowledge - and maybe learn something along the way.

Solve today's spelling word game by finding as many words as you can with using just 7 letters. Longer words score more points.

Can you make 12 words with 7 letters?