undefined

English

Etymology

un- +‎ defined

Adjective

undefined (not comparable)

1. Lacking a definition or value.
2. (mathematics, computing) That does not have a meaning and is thus not assigned an interpretation.

   The result of division by zero is undefined.

Synonyms

• (lacking a definition or value): indefinite, undefinable; see also Thesaurus:indistinct or Thesaurus:vague

Antonyms

• defined

Translations

lacking definition or value

• Catalan: indefinit (ca)
• Chinese:

  Mandarin: 未定義／未定义, 未定义 (wèidìngyì)

• Czech: nedefinovaný
• Finnish: määrittelemätön, epämääräinen (fi)
• (deprecated template usage) {{trans-mid}}
• French: indéfini (fr)
• Italian: indefinito (it)
• Portuguese: indefinido (pt)
• Romanian: nedefinit (ro)
• Russian: неопределённый (ru) (neopredeljónnyj)

mathematics: without interpretation

• Catalan: indefinit (ca)
• Finnish: määrittelemätön
• French: indéfini (fr)
• (deprecated template usage) {{trans-mid}}
• Romanian: nedefinit (ro) m, nedefinită f
• Russian: неопределённый (ru) (neopredeljónnyj)

The translations below need to be checked and inserted above into the appropriate translation tables. See instructions at Wiktionary:Entry layout § Translations.

Translations to be checked

• (deprecated template usage) {{trans-mid}}