• noun a piece of work mentioned in a publication by someone else, usually listed at the end with details of the author, source and date
  • That which serves as a basis for comparison with something else. For example, a reference level or position.
  • A component, circuit, device, or piece of equipment whose specifications lend it to be compared to others in its category.
  • An act of mentioning something else.
  • A written work utilized as a source of information.

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