Cellulose and Polyose

Cellulose noun - A polysaccharide that is the chief constituent of all plant tissues and fibers.

Polyose and cellulose are semantically related. In some cases you can use "Polyose" instead a noun "Cellulose".

Polyose noun - Any of a class of carbohydrates whose molecules contain chains of monosaccharide molecules.

Cellulose and polyose are semantically related. Sometimes you can replace term "Cellulose" with "Polyose", this nouns are similar.