Answer
Yes, she did use a pseudonym for her publications. In fact, she used several different pseudonyms throughout her career, including George Eliot, A.M. Barnard, and Marian Evans. She chose to use pseudonyms in order to avoid the prejudice and discrimination that female writers often faced in the 19th century. By using a male pseudonym, she was able to gain a wider audience and achieve greater success as a writer.