hyperviscosity

noun hy·per·vis·cos·i·ty \ ˌhī-pər-vi-ˈskä-sə-tē \

Definition of hyperviscosity

: excessive viscosity or thickness; especially : an abnormal increase in the viscosity of blood
  • The patient had no symptoms suggestive of hyperviscosity, including visual changes, vertigo, ataxia, and changes in mental status.
  • —Alexander Turchin et al.

hyperviscous

play \ˌhī-pər-ˈvi-skəs\ adjective
    • hyperviscous fluids

First Known Use of hyperviscosity

1921

in the meaning defined above

See Words from the same year
NEW! Time Traveler

Medical Dictionary

hyperviscosity

noun hy·per·vis·cos·i·ty \ -vis-ˈkäs-ət-ē \

medical Definition of hyperviscosity

plural hyperviscosities
: excessive viscosity or thickness (as of the blood)
  • As erythrocytosis due to arterial desaturation develops … symptoms of hyperviscosity (visual disturbances, fatigue, headache, dizziness, and paresthesias) may appear.
  • —M. Elizabeth Brickner et al.The New England Journal of Medicine3 Feb. 2000

Seen and Heard

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

Love words? Need even more definitions?

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

WORD OF THE DAY

good-natured ridicule

Get Word of the Day daily email!

Test Your Vocabulary

Words Used by Nabokov Quiz

  • image1676440788
  • Choose the best definition or synonym for the word in bold: "There are some eructations that sound like cheers—at least, mine did." Lolita
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

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!