errno

E1R1R1N1O1

noun

A value or variable that identifies the kind of error (or lack thereof) that has occurred during the execution of a program or subroutine.

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Meanings

nounerrno (plural errnos)

plural errnos

  1. informalcomputingA value or variable that identifies the kind of error (or lack thereof) that has occurred during the execution of a program or subroutine.

Origin

Abbreviation of error number.

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Rhymes & wordplay

Anagrams

Orren
Cite this entry
APA

errno. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/errno

MLA

“errno.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/errno. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “errno,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/errno.

Source: errno on Wiktionary, CC BY-SA 4.0.