reference

reference (http://definr.com/reference)

     n 1: a remark that calls attention to something or someone; "she
          made frequent mention of her promotion"; "there was no
          mention of it"; "the speaker made several references to
          his wife" [syn: mention]
     2: a short note acknowledging a source of information or
        quoting a passage; "the student's essay failed to list
        several important citations"; "the article includes
        mention of similar clinical cases" [syn: citation, credit,
         mention, quotation]
     3: an indicator that orients you generally; "it is used as a
        reference for comparing the heating and the electrical
        energy involved" [syn: reference point, {point of
        reference}]
     4: a book to which you can refer for authoritative facts; "he
        contributed articles to the basic reference work on that
        topic" [syn: reference book, reference work, {book of
        facts}]
     5: a formal recommendation by a former employer to a potential
        future employer describing the person's qualifications and
        dependability; "requests for character references are all
        to often answered evasively" [syn: character, {character
        reference}]
     6: the class of objects that an expression refers to; "the
        extension of `satellite of Mars' is the set containing
        only Demos and Phobos" [syn: denotation, extension]
     7: the act of referring; "reference to an encyclopedia produced
        the answer" [syn: consultation]
     8: a publication (or a passage from a publication) that is
        referred to; "he carried an armful of references back to
        his desk"; "he spent hours looking for the source of that
        quotation" [syn: source]
     9: the relation between a word or phrase and the object or idea
        it refers to; "he argued that reference is a consequence
        of conditioned reflexes"
     v : refer to [syn: cite]