Definitions

1. adjective

relating to or affecting the blood vessels, especially the arteries, veins, and capillaries

“The vascular system is essential for transporting oxygen and nutrients throughout the body.”

2. noun

a blood vessel, especially an artery, vein, or capillary, or a vessel for conveying a fluid, especially sap or resin

“The plant’s vascular system helps it transport nutrients from the roots to the leaves.”

3. noun

a type of plant structure, such as a vein or a fiber, that conveys fluids, especially sap

“The vascular bundles in a leaf help it to photosynthesize and transport water.”