"Embroidery thread" refers to a type of string that is used to create decorative designs on fabric by hand or with a sewing machine. It comes in many colors and is specifically designed for embroidery projects. Full definition
Cut a length of embroidery thread approximately 20 ″ long. (wunder-mom.com)
Step 2: attach the iris, pupil and highlight to one of the large white circles with embroidery thread. (muchoxoxo.com)
We buy embroidery thread in bulk and make them in all different colours, depending on what her friends might like and they always go down a treat. (mumstheword.me)