Standard Lemma guide

intractable

adj · 6 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.

  • UK, US: /ɪnˈtɹæk.tə.bəl/
  • US: Recorded audio is listed in the source snapshot.
  • CMU ARPABET: IH2 N T R AE1 K T AH0 B AH0 L Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

adj

Meaning 1

Not tractable; not able to be managed, controlled, governed or directed.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

adj

Meaning 2

Not able to be solved in polynomial time; too difficult to attempt to solve.

Definition source: English Wiktionary via Wiktextract

Topics: mathematics, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

adj

Meaning 3

Difficult to deal with, solve, or manage. (of a problem)

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

4

adj

Meaning 4

Stubborn; obstinate. (of a person)

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

5

adj

Meaning 5

Difficult to treat (of a medical condition).

Definition source: English Wiktionary via Wiktextract

Topics: medicine, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

6

adjective

Meaning 6

not tractable; difficult to manage or mold

Definition source: Princeton WordNet 3.0

Examples

  • an intractable disposition
  • intractable pain
  • the most intractable issue of our era
  • intractable metal

Meaning relationships

Synonyms: none provided

Antonyms: tractable

History

Etymology

Etymology tree Proto-Indo-European *né Proto-Indo-European *n̥- Proto-Italic *n̥- Latin in-bor. Middle English in- English in- English tractable English intractable From in- + tractable.

Across languages

Translations

76 source translations are retained for this English entry.

  • Bulgarian: неподатлив (nepodatliv) — not tractable
  • Bulgarian: непокорен (nepokoren) — not tractable
  • Catalan: intractable — not tractable
  • Chinese Mandarin: 難控制的 /难控制的 (nán kòngzhì de) — not tractable
  • Chinese Mandarin: 難解決的 /难解决的 (nán jiějué de) — not tractable
  • Czech: nezvladatelný — not tractable
  • Dutch: onhandelbaar — not tractable
  • Finnish: vaikea — not tractable
  • Finnish: hankala — not tractable
  • Finnish: uppiniskainen — not tractable
  • Finnish: itsepäinen — not tractable
  • Finnish: omapäinen — not tractable
  • French: ingouvernable — not tractable
  • German: schwer handhabbar — not tractable
  • German: verfahren — not tractable
  • Hungarian: szívós — not tractable
  • Hungarian: kezelhetetlen — not tractable
  • Hungarian: engedetlen — not tractable
  • Hungarian: rakoncátlan — not tractable
  • Hungarian: fegyelmezhetetlen — not tractable
  • Latin: intractābilis — not tractable
  • Occitan: intractable — not tractable
  • Russian: неуправляемый (neupravljajemyj) — not tractable
  • Serbo-Croatian: intraktabilan — not tractable
  • Serbo-Croatian: nesavladiv — not tractable
  • Spanish: inmanejable — not tractable
  • Swedish: ohanterlig — not tractable
  • Dutch: moeilijk — mathematics: not able to be solved in polynomial time; too difficult to attempt to solve
  • Finnish: vaikea ratkaista — mathematics: not able to be solved in polynomial time; too difficult to attempt to solve
  • French: intraitable — mathematics: not able to be solved in polynomial time; too difficult to attempt to solve
  • German: unlenksam — mathematics: not able to be solved in polynomial time; too difficult to attempt to solve
  • Hungarian: nehéz — mathematics: not able to be solved in polynomial time; too difficult to attempt to solve
  • Russian: трудная (trudnaja) — mathematics: not able to be solved in polynomial time; too difficult to attempt to solve
  • Russian: тру́дный (trúdnyj) — mathematics: not able to be solved in polynomial time; too difficult to attempt to solve
  • Spanish: intratable — mathematics: not able to be solved in polynomial time; too difficult to attempt to solve
  • Finnish: vaikea — of a problem: difficult to deal with, solve, or manage
  • Finnish: hankala — of a problem: difficult to deal with, solve, or manage
  • Finnish: visainen — of a problem: difficult to deal with, solve, or manage
  • Russian: трудноразрешимый (trudnorazrešimyj) — of a problem: difficult to deal with, solve, or manage
  • Spanish: intratable — of a problem: difficult to deal with, solve, or manage
  • Bulgarian: упорит (uporit) — stubborn, obstinate
  • Chinese Mandarin: 倔強 /倔强 (juéjiàng) — stubborn, obstinate
  • Dutch: obstinaat — stubborn, obstinate
  • Dutch: koppig — stubborn, obstinate
  • Finnish: itsepäinen — stubborn, obstinate
  • Finnish: omapäinen — stubborn, obstinate
  • Finnish: omavaltainen — stubborn, obstinate
  • Finnish: vaikea — stubborn, obstinate
  • French: intraitable — stubborn, obstinate
  • French: buté — stubborn, obstinate
  • German: störrisch — stubborn, obstinate
  • German: stur — stubborn, obstinate
  • Hungarian: makacs — stubborn, obstinate
  • Hungarian: konok — stubborn, obstinate
  • Hungarian: hajthatatlan — stubborn, obstinate
  • Hungarian: csökönyös — stubborn, obstinate
  • Māori: kakī mārō — stubborn, obstinate
  • Māori: upoko mārō — stubborn, obstinate
  • Occitan: intractable — stubborn, obstinate
  • Russian: упря́мый (uprjámyj) — stubborn, obstinate
  • Russian: непода́тливый (nepodátlivyj) — stubborn, obstinate
  • Russian: непоко́рный (nepokórnyj) — stubborn, obstinate
  • Spanish: obstinado — stubborn, obstinate
  • Swedish: omedgörlig — stubborn, obstinate
  • Ottoman Turkish: صارپ (sarp) — stubborn, obstinate
  • Bulgarian: упорит (uporit) — medicine: difficult to treat
  • Chinese Mandarin: 難治癒的 /难治愈的 (nán zhìyù de) — medicine: difficult to treat
  • Finnish: itsepintainen — medicine: difficult to treat
  • Finnish: vaikea — medicine: difficult to treat
  • French: intraitable — medicine: difficult to treat
  • German: schwierig zu behandeln — medicine: difficult to treat
  • Hungarian: makacs — medicine: difficult to treat
  • Occitan: intractable — medicine: difficult to treat
  • Russian: трудноизлечи́мый (trudnoizlečímyj) — medicine: difficult to treat
  • Spanish: intratable — medicine: difficult to treat
  • Swedish: svårbehandlad — medicine: difficult to treat