The definition of cellulose is the main substance that makes up the cell walls and fibers of plants.(noun)
An example of cellulose is the 30% of a tree that can be made into paper.
See cellulose in Webster's New World College Dictionary
Origin: Fr < L cellula (see cellule) + Fr -ose, -ose
See cellulose in American Heritage Dictionary 4
Origin: , from cellule, biological cell; see cellule.
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