Word.ws English Dictionary

errno

errno 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.

Noun

errno (plural errnos)

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

Forms of errno

pluralerrnos

Origin of errno

Abbreviation of error number.

Questions about errno

What does errno mean?
Errno means a value or variable that identifies the kind of error (or lack thereof) that has occurred during the execution of a program or subroutine.
What part of speech is errno?
Errno is a noun.
What is the plural of errno?
The plural of errno is errnos.

Words near errno in the dictionary

  1. errings
  2. Errington
  3. Erringtons
  4. Errinundra
  5. errish
  6. errno
  7. errnos
  8. Errol
  9. Erroll
  10. Errolls
  11. Erromangan

Source and license

Adapted from Wiktionary: errno (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Cite this entry: “errno.” Word.ws, https://word.ws/errno. Based on Wiktionary, CC BY-SA 4.0.