[n] the practice of quoting from books or plays etc.; "since he lacks originality he must rely on quotation"
[n] a passage or expression that is quoted or cited
[n] a statement of the current market price of a security or commodity
[n] a short note recognizing a source of information or of a quoted passage; "the student's essay failed to list several important citations"; "the acknowledgments are usually printed at the front of a book"; "the article includes mention of similar clinical cases"