†(a) tissue poorly supplied with blood; a tissue of this kind (obsolete); (b) tissue that is naturally white or whitish in colour, esp. (more fully…

Anatomy. interstitial tissue, the fine connective tissue lying between the cells of other tissue. interstitial organs, smaller organs of the body…

Anatomy. The fibrous connective sustentacular tissue or substance of a part or organ. Also the framework containing the alveoli of cancer-cells.

Anatomy. Immature connective tissue consisting of mucoid matrix and scattered cells. Obsolete. rare.

With singular agreement: the supportive non-neuronal tissue of the nervous system; = glia, n. With plural agreement: cells of this tissue.

the fibrous connective tissue of which scars are formed; also figurative.

= neuroglia, n.; frequently attributive, as glia-tissue; glia cell n. any of the different kinds of cell in neuroglia.

With singular agreement: neuroglia that is composed of astrocytes. With plural agreement: astrocytes of this tissue.