Learner's definition of LITERATURE
1 : written works (such as poems, plays, and novels) that are considered to be very good and to have lasting importance
She took courses in history and literature.
Her education gave her an appreciation for great literature.
He's an expert in American/German literature.
the literature of the Renaissance
2 a : books, articles, etc., about a particular subject
b : printed materials (such as booklets, leaflets, and brochures) that provide information about something
To be knowledgeable about the latest technology, you've got to keep abreast of the (relevant) literature.