The debate over what kinds of businesses should be allowed to call their products “milk,” “yogurt,” or “cheese” is spilling over in Washington.

The dairy industry has long pushed for the plant-based industry to come up with its own vocabulary for the foods and beverages it sells under these names. On Thursday, the Food and Drug Administration is holding a daylong hearing to explore a range of nutrition topics, including whether the government needs to change its guidance on how companies should label their products.