extracellular fluid

1. 1.

   liquid containing proteins and electrolytes including the liquid in blood plasma and interstitial fluid

   “the body normally has about 15 quarts of extracellular fluid”

   SynonymsECF

   Broaderliquid body substance

   Narrowerinterstitial fluidplasma

Questions about extracellular fluid

What does extracellular fluid mean?

extracellular fluid means "liquid containing proteins and electrolytes including the liquid in blood plasma and interstitial fluid".

What is another word for extracellular fluid?

Close synonyms include ECF. Each sense on this page lists its own synonyms, because a word with several meanings rarely has one substitute that works for all of them.

Is extracellular fluid a common word?

extracellular fluid is banded "Rare" — specialist or archaic — most readers will not have met it. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.