(1) Tissue of mesodermal origin consisting of e.g. collagen fibroblasts and fatty cells; supports organs and fills spaces between them and forms tendons and ligaments
WiktionaryText
Noun
A type of tissue found in animals whose main function is binding other tissue systems (such as muscle to skin) or organs and consists of the following three elements: cells, fibers and a ground substance (or extracellularmatrix).