Definition, Meaning & Synonyms

stroma

noun

/ˈstrō.mə/

Definition

The supportive tissue of an organ, typically consisting of connective tissues and blood vessels, as opposed to the functional tissue (parenchyma).

Examples

The stroma of the plant leaf contains chloroplasts that are essential for photosynthesis.
In the kidneys, the stroma provides structural support for nephrons.
The stroma of a tumor can influence its development and response to treatment.

Meaning

In a biological context, stroma refers to the framework of tissues that support the function of organs and includes the extracellular matrix and various cell types.