Word of the Day — April 21, 2026
cellulose
/ce-LLUL-os-e/nounPush me
Definition
The tough, stringy stuff that makes up plant cell walls and fiber in your food.
a polysaccharide that is the chief constituent of all plant tissues and fibers
Memory Hook
CELL-u-lose: It's literally the material that builds plant CELLS. Think of it as nature's construction material for every plant structure.