internal mammary artery

noun
variants: or internal thoracic artery

Medical Definition of internal mammary artery

: a branch of the subclavian artery of each side that runs down along the anterior wall of the trunk and rests against the costal cartilages

Learn More About internal mammary artery

Dictionary Entries Near internal mammary artery

internal malleolus

internal mammary artery

internal mammary vein

See More Nearby Entries 

Cite this Entry

“Internal mammary artery.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/internal%20mammary%20artery. Accessed 2 Dec. 2021.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon

WORD OF THE DAY

Test Your Vocabulary

Difficult Spelling Words Quiz

  • alphabet pasta spelling help
  • Which is the correct spelling?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Love words? Need even more definitions?

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