Noun. 1. tie-in-a fastener that serves to join or connect; the walls are held together with metal links placed in the wet mortar during construction. linkup, link, tie. nosepiece, bridge-the link between two lenses; rests on the nose.
Curtilage. The area, usually enclosed, encompassing the grounds and buildings immediately surrounding a home that is used in the daily activities of domestic life. A garage, barn, smokehouse, chicken house, and garden are curtilage if their locations are reasonably near to the home.
Cartilage is the mainstructural support tissue of the joint and allows joint motion to occur without resulting friction. Cartilage is made of water, proteoglycans and collagen. PRP stimulates the production of chondrocytes which are the cells that produce these crucial substances.