The meaning of UNDEFINED is not defined. How to use undefined in a sentence.

UNDEFINED meaning: 1. not clearly described, stated, or known: 2. not having been given a definition (= a statement…. Learn more.

Undefined definition: without fixed limits; indefinite in form, extent, or application.. See examples of UNDEFINED used in a sentence.

1. not defined or explained. 2. indefinite in form or extent: an undefined feeling of sadness.

Jul 8, 2025 · A variable that has not been assigned a value is of type undefined. A method or statement also returns undefined if the variable that is being evaluated does not have an …

Definition of 'undefined' undefined in British English (ˌʌndɪˈfaɪnd ) adjective not defined or made clear

Definition of undefined adjective in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

Look up undefined in Wiktionary, the free dictionary.

1 ENTRIES FOUND: undefined (adjective) undefined /ˌʌndɪ ˈ faɪnd/ adjective Britannica Dictionary definition of UNDEFINED : not shown or described clearly

Definition: - Not having been determined or decided. Example: - Their future plans are still undefined.