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undefined

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adjective un·de·fined \ ˌən-di-ˈfīnd \

Definition of undefined

:not defined: such as

a :not clearly or precisely shown, described, or limited

undefined rules

undefined powers

a vague, undefined feeling of dread

… the true outlines of Clinton's foreign policy remain undefined.
—William Greider

b :not provided with a definition

an undefined dictionary entry

See undefined defined for English-language learners

First Known Use of undefined

1611

undefined Synonyms

Synonyms

blear, bleary, blurry, dim, foggy, fuzzy, gauzy, hazy, indefinite, indistinct, indistinguishable, misty, murky, nebulous, obscure, opaque, pale, shadowy, unclear, faint, undetermined, vague

Antonyms

clear, definite, pellucid

Related Words

dark, dusky, gloomy; impalpable, inappreciable, intangible, invisible; hieroglyphic (also hieroglyphical), incomprehensible, indecipherable, indiscernible, inexplicable, mysterious, obfuscatory, puzzling

Near Antonyms

bright, distinct, evident, obvious, plain; certain, firm, strong, sure

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Thesaurus: All synonyms and antonyms for undefined Britannica English: Translation of undefined for Arabic speakers

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toothsome

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agreeable, attractive, or delicious

BROWSE DICTIONARY

undefiled

undefinable

undefined

undeflected

undeflowered

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