Meaning of extravasation: The leakage of blood, lymph, or other fluid, such as an anticancer drug, from a blood vessel or tube into the tissue around it.

Definition of extravasation

The leakage of blood, lymph, or other fluid, such as an anticancer drug, from a blood vessel or tube into the tissue around it. It is also used to describe the movement of cells out of a blood vessel into tissue during inflammation or metastasis (the spread of cancer).

How extravasation is built

extra vas ation extravasation
  • extra- Prefix · Latin outside, beyond
  • vas/o Combining form · Latin vessel, duct
  • -ion, -ation Suffix · Latin process, action, or its result

A medical term is read from its ending backwards: the suffix first, then the prefix, then the root. See all 223 word parts.

For learning, not diagnosis. This glossary provides general educational information and is not a substitute for advice from a qualified healthcare professional. If you may be experiencing a medical emergency, contact local emergency services.