According to Merriam-Webster Dictionary:
: a usually large collection of data organized especially for rapid search and retrieval (as by a computer)
Sources published by well-known publishing companies, universities, research groups, etc. -- such as:
Here's a list of all of the databases available for you to use: A - Z Databases
Research Library is a truly multidisciplinary resource featuring a diversified mix of scholarly journals, trade publications, magazines, and other timely sources across the top 150 subject area
Is a next-generation digital magazine solution that makes it easy for you to read your favorite magazines on your computer or mobile device