1. Industrial facilities that convert biomass (such as plants, agricultural waste, or algae) into useful products including biofuels, chemicals, and materials using biological and chemical processes.
Usage: plural form of biorefinery; technical/industrial term; increasingly common in sustainability and energy contexts

Examples

• Modern biorefineries aim to reduce dependence on fossil fuels by producing renewable energy.
• The company invested in several biorefineries to process agricultural residues into biofuels.
• Biorefineries can convert corn stalks and wood chips into ethanol and other valuable chemicals.
• Many countries are building biorefineries as part of their transition to sustainable energy sources.
• Advanced biorefineries use enzymes and microorganisms to break down plant material efficiently.