afterload

noun
af·​ter·​load | \ ˈaf-tər-ˌlōd How to pronounce afterload (audio) \

Medical Definition of afterload

: the force against which a ventricle contracts that is contributed to by the vascular resistance especially of the arteries and by the physical characteristics (as mass and viscosity) of the blood

Learn More about afterload

Cite this Entry

“Afterload.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/afterload. Accessed 24 Jan. 2021.

Comments on afterload

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

WORD OF THE DAY

Test Your Vocabulary

Slippery Words Quiz—Changing with the Times

  • ducreux self portrait yawning
  • What is an earlier meaning of nice?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Typeshift

Anagram puzzles meet word search.

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!