Definition(s)
- 1: Of, relating to, constituting, or affecting a tube or a system of tubes for the conveyance of a body fluid (as blood or lymph) <vascular disease> <vascular surgical techniques>.
2: Supplied with or containing ducts and especially blood vessels <a vascular tumor> <the vascular layer of the skin>.
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Definition from: Merriam-Webster's Medical Dictionary by Merriam-Webster Inc.
Related discussion in the Handbook
See also Understanding Medical Terminology.