Hosiery thread is a type of yarn used in the production of hosiery, such as socks and stockings. The two crossword solutions for this term are 'Lisle' and 'Sistine'. Lisle is a type of cotton yarn that is tightly twisted and has a smooth finish. It is often used to make fine hosiery. Sistine is a type of rayon yarn that is made from cellulose and is known for its softness and sheen. It is often used to make luxurious hosiery.