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Definition of Interstitial fluid
1. Noun. Liquid found between the cells of the body that provides much of the liquid environment of the body.
Definition of Interstitial fluid
1. Noun. (context: physiology) A solution found in tissue spaces that inundates and moistens cells in multicellular animals. ¹
¹ Source: wiktionary.com
Medical Definition of Interstitial fluid
1. The fluid in spaces between the tissue cells, constituting about 16% of the weight of the body; closely similar in composition to lymph. Synonym: tissue fluid. (05 Mar 2000)