Definition of undecidable - Reverso English Dictionary

Adjective

technology

TECH.

incapable of being algorithmically decided in finite time

TECH.

The halting problem is a classic example of an undecidable problem.

mathematics

TECH.

logically independent from the axioms of a given theory

TECH.

The statement is undecidable within the current mathematical framework.

indeterminate

unresolvable

Add a suggestion |

Feedback:

Origin of undecidable

Latin, undecidabilis (not able to decide)

Examples of undecidable in a sentence

The question of consciousness in machines remains undecidable.
The problem remains undecidable in this logical system.
Certain propositions are undecidable in set theory.

View all translations of undecidable

✨Click below to see the appropriate translations facing each meaning.

French:indécidable, ...
German:unentscheidbar, ...
Italian:indecidibile, ...
Spanish:no decidible, indecisible, ...
Portuguese:indecidível, ...
Chinese:不可判定的, ...
Japanese:決定不能な, 決定不能, ...
Arabic:غَيْر قَابِل لِلحَسْم, غَيْرُ قَرارِيّ, ...
Hebrew:לֹא נִתָּן לְהַכְרָעָה, בִּלְתִּי נִתָּן לְהַכְרָעָה, ...
Russian:неразрешимый, недоказуемый, ...
Ukrainian:невирішуваний, недоведений, ...
Hindi:अनिर्णेय, ...
Bengali:অদৃশ্যমান, অসিদ্ধান্তগ্রাহ্য, ...
Catalan:indecidible, ...
Czech:nerozhodnutelný, nezávislý, ...
Danish:ubesluttelig, uafgørligt, ...
Dutch:onbeslisbaar, ...
Greek:αναποφάσιστος, μη αποφασίσιμος, ...
Hungarian:eldönthetetlen, független, ...
Khmer:មិនអាចសម្រេចបានដោយក្បួនដោះស្រាយក្នុងពេលកំណត់, មិនអាចសម្រេចបាន, ...
Korean:결정 불가능한, 결정 불가의, ...
Persian:غیرقابل تصمیم‌گیری, ...
Polish:nierozstrzygalny, nieokreślony, ...
Portuguese (BR):indecidível, ...
Romanian:indecidabil, indecidabilă, ...
Swedish:obeslutsam, ...
Thai:ไม่สามารถตัดสินใจได้, ไม่สามารถตัดสินได้, ...
Turkish:kararlaştırılamaz, karar verilemez, ...
Vietnamese:không thể quyết định được, không thể quyết định, ...

Discover how Reverso redefines the dictionary

Go beyond “simple words”

100,000 expressions & idioms Understand any expression you come across: from corporate jargon like 💬 touch base or ↩️ circle back to everyday expressions such as 🌊 out of the blue or 🦆 lame duck, as well as idioms like 🍲 spill the beans and 🐎 hold your horses.

40,000 images When you search for a concrete noun or object, images help you grasp the meaning at a glance. Try searching for 🧵 puppytooth, 🎠 merry-go-round, ⚜️ fleur-de-lys, or 💤 bunk bed.

Informal language & slang Everyday conversations are packed with informal expressions and slang. Meanings are clearly tagged, so you'll always know when a word is casual. Look up hangry (😋 hungry + 😡 angry), 😎 rizz, 🕹️ noob, or 🔑 low-key.

Abbreviations & acronyms Quickly decode modern abbreviations and acronyms. Go from IDK to OMG in seconds and stay up to date with popular abbreviations such as 🐐 GOAT, 📜 tl;dr, 👀 POV, or 🖥️ AFK.

Regional usage (US / UK) Reverso highlights regional differences between American and British English. You’ll never have to wonder where a word is commonly used: try lift vs. elevator, courgette vs. zucchini, or popular British slang like dodgy or banter. What’s more, when you search for 'color', you’ll immediately see its British counterpart, 'colour'.

Get more than a simple definition

Translations for each meaning View translations alongside each meaning to see how a word is translated in each context. Simply toggle translations ON and choose among 25+ languages. You can also display the translation of definitions or examples into your native language to deepen your understanding.

Synonyms & related words by meaning View synonyms and related words for each meaning, not just for the word as a whole. This helps you choose the most accurate word for your context. Click the

icon to discover related terms: analogies, antonyms, common collocates, words with same roots, umbrella terms… Try with happening or hunch.

Multiple examples for every meaning Each meaning comes with three real-life examples to show you how the word is used in different contexts. Click the

icon next to the first example to see two additional options and learn to use new vocabulary naturally.

Go from understanding to mastery

Save words for later review Click the

icon to save words you want to revisit. You can also save a specific meaning by clicking on the

icon next to it. For example, you might want to save the word “table” as a verb, which means “to postpone”.

Practice with personalized flashcards Reverso automatically transforms your searches and saved words into personalized flashcards and quizzes, featuring high-quality audio and usage examples. This helps you transform terms you only recognize into words you actually use confidently.

Learn with Netflix, YouTube, and your favorite texts With Reverso Chrome extension, transform movies, TV shows, articles, or song lyrics into an interactive lesson. Look up words and expressions in one click on any website and learn with your favorite content.

Definition of undecidable - Reverso English Dictionary

Adjective

Origin of undecidable

Terms related to undecidable

Examples of undecidable in a sentence

View all translations of undecidable

Discover how Reverso redefines the dictionary

Go beyond “simple words”

Get more than a simple definition

Go from understanding to mastery