1. Lig is a term that refers to a specific type of ligature, which is a connection or binding between two or more elements. In various fields, ligatures can be used in typography to combine letters for aesthetic purposes or in music to connect notes. In the context of medicine, 1. Lig may refer to a type of ligament, which is a fibrous connective tissue that connects bones to other bones at joints. Ligaments play a crucial role in providing stability and support to the skeletal system, allowing for movement while maintaining structural integrity.