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digital object identifier Syllabification: dig·it·al ob·ject i·den·ti·fi·er

Entry from US English dictionary

(abbreviation: DOI)

Definition of digital object identifier in English:


A unique and persistent string of characters used to identify a journal article, website, or other item of intellectual property, typically one in digital form.
Example sentences
  • Each article will be allocated a unique identifying code (the ‘digital object identifier’ or ‘doi’) that can be used in bibliographic searches.
  • The familiar year, volume and page number references were replaced by a 20 character string known as a digital object identifier.
  • Constructing queries with the digital object identifier corresponding to each published article would be an ideal means of retrieving articles as DOIs are unique.
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