The crossword solution for the term 'LUMP SIZE' is 'PEA'. The term 'LUMP SIZE' refers to the size of a single piece or unit of a material, such as a mineral, grain, or other substance. In this case, the size of a single PEA is the answer to the crossword puzzle. Peas are small, round, green vegetables that are often eaten as a side dish or used in soups and stews. They are a popular food item and are a good source of protein, fiber, and vitamins.