English Reference

Word

endothelial

Phoneticsen·dothe·lial

/ˌɛndoʊˈθiˌɫiəɫ/

Definition

adj. relating to the thin layer of cells that lines the inside of your blood vessels and heart. These cells help control how blood flows and how your body handles pressure.

adj. relating to the endothelium, the thin layer of cells lining the interior surface of blood vessels and the heart. Often used to describe the physiological or pathological state of these cells.

Examples

“The doctor checked the endothelial cells in the patient's blood vessels.”

“Researchers are studying how endothelial dysfunction contributes to the development of high blood pressure and heart disease.”

“Maintaining the integrity of the endothelial barrier is critical for preventing the leakage of fluids and immune cells into surrounding tissues during an inflammatory response.”

Examples

simple

“The doctor checked the endothelial cells in the patient's blood vessels.”

contextual

“Researchers are studying how endothelial dysfunction contributes to the development of high blood pressure and heart disease.”

complex

“Maintaining the integrity of the endothelial barrier is critical for preventing the leakage of fluids and immune cells into surrounding tissues during an inflammatory response.”

Real-World Examples

“In one study, daily orange juice consumption improved the function of the lining of blood vessels, known as endothelial function, in 68 obese participants .”
ScienceDaily · 13 Aug 2026

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English Reference