"The process of utilizing tools (computational and mathematical) in order to find information and derive meaning from it, for the purpose of communicating it to others." (Dr. Michael Bradshaw, Associate Professor of Computer Science • Chair of Computer Science Program)
"Data science is a multi-disciplinary field that uses scientific methods, processes, algorithms and systems to extract knowledge and insights from structured and unstructured data." (Wikipedia)
"Data mining is the process of finding anomalies, patterns and correlations within large data sets to predict outcomes. Using a broad range of techniques, you can use this information to increase revenues, cut costs, improve customer relationships, reduce risks and more." (SAS)
Read More: Data Mining History and Current Advances