(1)   The act of referring or consulting
"Reference to an encyclopedia produced the answer"
(2)   The most direct or specific meaning of a word or expression; the class of objects that an expression refers to
"The extension of `satellite of Mars' is the set containing only Demos and Phobos"
(3)   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"
(4)   A book to which you can refer for authoritative facts
"He contributed articles to the basic reference work on that topic"
(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"
(6)   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"
(7)   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"
(8)   An indicator that orients you generally
"It is used as a reference for comparing the heating and the electrical energy involved"
(9)   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"


(10)   Refer to
"He referenced his colleagues' work"


  1. A relation between objects in which one object designates, or acts as a means by which to connect to or link to, another object.
  2. a measurement one can compare to
  3. information about a person, provided by someone (a referee) with whom they are well acquainted
  4. A previously published written work within academic publishing, used as a source for theory or claims referred to which are used in the text.
  5. An object containing information which refers to data stored elsewhere, as opposed to containing the data itself.


  1. to refer to, to make reference to, to cite
    Reference the dictionary for word meanings.
  2. to mention