Word Pronunciation & Dictionary

decidable

[dɪˈsaɪdəbəɫ]

Word Rarity Very rare

Frequency: Zipf frequency 1.79 in modern English

Syllables: de-cid-able
IPA: [dɪˈsaɪdəbəɫ]

15

Scrabble Score

9

Letters

3

Syllables

7

Unique Chars

Meaning

adj

capable of being decided.

adj

describing a set for which there exists an algorithm that will determine whether any element is or is not within the set in a finite amount of time.

adj

in intuitionistic logic, a proposition P is decidable in a given theory if it can be proven from the theory that "either P or not P", i.e. in symbols: P∨¬P.

Example Sentences

"It is easy to show that the set of even numbers is decidable by creating the relevant Turing machine."

Etymology

Etymology tree English decide Proto-Indo-European *-dʰlom Proto-Italic *-ðlom Proto-Italic *-ðlis Latin -bilis Latin -ābilis Old French -ablebor. Middle English -able English -able English decidable From decide + -able.

Regional Pronunciation

British English: [dɪˈsaɪdəbəɫ]

Inflected Forms

more decidable (comparative) most decidable (superlative)

Phrases

semi-decidable

Frequently Paired Words

decidability

Synonyms

recursive computable

Antonyms

undecidable

Questions

How do you pronounce decidable?: The recorded pronunciation is [dɪˈsaɪdəbəɫ].
What does decidable mean?: capable of being decided.
Where does decidable come from?: Etymology tree English decide Proto-Indo-European *-dʰlom Proto-Italic *-ðlom Proto-Italic *-ðlis Latin -bilis Latin -ābilis Old French -ablebor. Middle English -able English -able English decidable From decide + -able.

How to pronounce decidable

Open the pronunciation page — Open the Speakur entry for “decidable”.
Read the phonetic spelling — Read the IPA spelling ([dɪˈsaɪdəbəɫ]) so you know which sounds to aim for.
Play the audio — Click Play to hear reference audio for “decidable”.
Repeat and practice — Say “decidable” aloud, matching stress and vowels until it feels natural.