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doi

n. countable
C1 Advanced US //ˈdɔɪ// doi

n. a unique string of numbers and letters used to identify a specific online document, like a research paper. It acts as a permanent link that works even if the website address changes.

n. a unique alphanumeric string assigned by a registration agency to identify content and provide a persistent link to its location on the internet. Often used in academic publishing to ensure reliable citation of digital objects.


SIMPLE

Please include the DOI at the end of your citation.

CONTEXTUAL

The librarian explained that using a DOI is more reliable than a standard URL because the link never breaks.

COMPLEX

Scholarly databases rely on the DOI system to cross-reference millions of articles, ensuring that researchers can access the primary source regardless of changes to the publisher's web architecture.

Synonyms
Usage

Commonly written in lowercase as 'doi' in citations, though the acronym stands for Digital Object Identifier.

Pitfall

the DOI link of the articlethe DOI for the articleWhile a DOI functions as a link, it is technically an identifier; idiomatic usage prefers 'for' to indicate the document it identifies.

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