thyroid artery

noun

Medical Definition of thyroid artery

: either of two arteries supplying the thyroid gland and nearby structures at the front of the neck:
a : one that branches from the external carotid artery or sometimes from the common carotid artery at the level of the thyrohyal of the hyoid bone and that gives off branches to nearby muscles and to the thyroid gland

called also superior thyroid artery

b : one that branches from the thyrocervical trunk and that divides to form branches supplying the inferior portion of the thyroid gland and anastomosing with the superior thyroid artery or with a corresponding branch from the opposite side

called also inferior thyroid artery

Learn More About thyroid artery

Dictionary Entries Near thyroid artery

thyroid

thyroid artery

thyroid-binding globulin

See More Nearby Entries 

Cite this Entry

“Thyroid artery.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/thyroid%20artery. Accessed 24 Oct. 2021.

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

WORD OF THE DAY

Test Your Vocabulary

Farm Idioms Quiz

  • cow coming home
  • What does 'poke' refer to in the expression 'pig in a poke'?
True or False

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

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!