tissue found throughout the body, serving to bind together and support other tissues and organs: it includes various kinds of fibrous tissue, fat, bone, and cartilage
See connective tissue in American Heritage Dictionary 4
noun
Tissue arising chiefly from the embryonic mesoderm that is characterized by a highly vascular matrix and includes collagenous, elastic, and reticular fibers, adipose tissue, cartilage, and bone. It forms the supporting and connecting structures of the body.