A textile fibre or fabric made from regenerated cellulose (viscose):clothing made of rayon[as modifier]:a rayon skirt...
The chemical is used in the production of textiles such as rayon and viscose.
Cotton and rayon are cellulosic fibre and may be cleaned using all cleaning methods.
The most important of these were developments from combinations of cellulose which made possible a wide range of new products including parkesine (the first commercial plastic), photographic film, and viscose rayon.