hypertonic

adjective hy·per·ton·ic \ ˌhī-pər-ˈtä-nik \

Definition of hypertonic

1 :exhibiting excessive tone or tension
  • a hypertonic baby
  • a hypertonic bladder
2 :having a higher osmotic pressure than a surrounding medium or a fluid under comparison

Origin and Etymology of hypertonic

International Scientific Vocabulary


Medical Dictionary

hypertonic

adjective hy·per·ton·ic \ -ˈtän-ik \

medical Definition of hypertonic

1 :exhibiting excessive tone or tension
  • a hypertonic baby
  • a hypertonic bladder
2 :having a higher osmotic pressure than a surrounding medium or a fluid under comparison
  • animals that produce urine which is hypertonic to their blood
— compare hypotonic 2, isotonic 1

Seen and Heard

What made you want to look up hypertonic? 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

to conform or adhere

Get Word of the Day daily email!

Test Your Vocabulary

The Exceptions Quiz III

  • one-green-toy-robot-amidst-many-red-toy-robots
  • Which of these words does not mean "nonsense"?
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

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!