Programmatic video refers to the automated process of buying and selling digital video advertising space through the use of technology and data. This method allows for precise targeting and real-time bidding, making it more efficient and cost-effective for advertisers to reach their desired audience. Programmatic video also offers advanced analytics and optimization capabilities, allowing for more personalized and effective ad campaigns. Overall, it revolutionizes the way video advertising is bought and sold, making it a crucial tool in the ever-evolving digital landscape.