Poiseuille's law

noun
Poi·​seuille's law | \ pwä-ˈzə(r)z-, -ˈzwēz-, -ˈzə-ēz- How to pronounce Poiseuille's law (audio) \

Medical Definition of Poiseuille's law

: a statement in physics: the velocity of the steady flow of a fluid through a narrow tube (as a blood vessel or a catheter) varies directly as the pressure and the fourth power of the radius of the tube and inversely as the length of the tube and the coefficient of viscosity

Learn More about Poiseuille's law

Cite this Entry

“Poiseuille's law.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/Poiseuille%27s%20law. Accessed 25 Sep. 2020.

Comments on Poiseuille's law

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

WORD OF THE DAY

Test Your Vocabulary

Challenging Vocabulary Quiz Returns!

  • stylized drawing of woman pole vaulting across gap to get trophy
  • Which is a synonym of fuliginous?
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!