carotid sinus

noun

Definition of carotid sinus

: a small but richly innervated arterial enlargement that is located near the point in the neck where either carotid artery divides to form its main branches and that functions in the regulation of heart rate and blood pressure

First Known Use of carotid sinus

circa 1923, in the meaning defined above

Keep scrolling for more

Learn More about carotid sinus

Time Traveler for carotid sinus

Time Traveler

The first known use of carotid sinus was circa 1923

See more words from the same year

Statistics for carotid sinus

Cite this Entry

“Carotid sinus.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/carotid%20sinus. Accessed 25 Sep. 2020.

Keep scrolling for more

More Definitions for carotid sinus

carotid sinus

noun

Medical Definition of carotid sinus

: a small but richly innervated arterial enlargement that is located near the point in the neck where the common carotid artery divides into the internal and the external carotid arteries and that functions in the regulation of heart rate and blood pressure

More from Merriam-Webster on carotid sinus

Britannica.com: Encyclopedia article about carotid sinus

Comments on carotid sinus

What made you want to look up carotid sinus? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

Test Your Vocabulary

Homophone Quiz

  • three bears two of them look like theyre whispering to a third bear who looks chuffed to be the center of attention
  • In order to judge how people felt, the senator's office hired a firm to take a ______.
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Syn City

Test Your Knowledge - and learn some interesting things 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!