superwash

English

Etymology

super- +‎ wash, from a trademark of the 1970s.

Adjective

superwash (not comparable)

1. Describing wool that has been treated to make it machine-washable.
   • 2007, Amy Swenson, Not Your Mama's Felting: The Cool and Creative Way to Get it Together, page 12:

     So, cotton, linen, superwash wool, and anything with nylon or acrylic or rayon or silk can instantly be ruled out for most projects.

   • 2008, Kari Cornell, Jean Lampe, Retro Knits, page 63:

     The set is a wonderful gift to make for a new baby, and if worked in superwash wool or a washable blend it's sure to get lots of wear.