"Big data" typically refers to large and complex datasets that exceed the processing capacity of traditional database systems. It encompasses a variety of structured and unstructured data generated from multiple sources, including social media, sensors, and online transactions. The term encompasses the 3Vs: Volume, Velocity, and Variety, highlighting the challenges of managing and analyzing such datasets. Big data analytics enables organizations to extract insights, identify trends, and inform decision-making, driving innovation and efficiency across various industries.