Also referred to as filling or wadding, batting is a layer of material (usually cotton, polyester, and/or wool) that is used as insulation between the top and bottom layers of a quilt. It comes in a variety of weights, from low loft to high loft, and sizes. Most batting is natural (undyed) but it is...
A tied quilt has knotted strings or ties to hold the three layers of the quilt together. Embroidery floss, yarn, or ribbon is often used.
Most often, basting refers to long stitches used to hold the the top, batting, and backing of a quilt together. These stitches are removed when the quilt is completed. You can also "baste'"with curved pins or spray adhesive.
This term describes the thickness of batting. Puffy batting is considered high loft; thin batting is low loft.