Phrase guide

cube root

noun · 2 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

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1

noun

Meaning 1

Of a number or expression, a number or expression the cube of which is equal to the given number or expression.

Definition source: English Wiktionary via Wiktextract

Topics: mathematics, sciences

Examples

  • 3 is the cube root of 27.
  • 0.5 is the cube root of 0.125.

Meaning relationships

Synonyms: none provided

Antonyms: cube

Broader terms: root

2

noun

Meaning 2

a number that when multiplied three times equals a given number

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: root

History

Etymology

No etymology was provided for this word.

Across languages

Translations

38 source translations are retained for this English entry.

  • Arabic: الجذر التكعيبي — number
  • Armenian: խորանարդ արմատ (xoranard armat) — number
  • Asturian: raíz cúbica — number
  • Asturian: raigañu cúbicu — number
  • Catalan: arrel cúbica — number
  • Chinese Mandarin: 立方根 (lìfānggēn) — number
  • Czech: třetí odmocnina — number
  • Dutch: kubiekwortel — number
  • Dutch: derdemachtswortel — number
  • Finnish: kuutiojuuri — number
  • French: racine cubique — number
  • Galician: raíz cúbica — number
  • Georgian: კუბური ფესვი (ḳuburi pesvi) — number
  • German: Kubikwurzel — number
  • Greek: κυβική ρίζα (kyvikí ríza) — number
  • Hungarian: köbgyök — number
  • Italian: radice cubica — number
  • Japanese: 立方根 (rippōkon) — number
  • Japanese: 三乗根 (sanjōkon) — number
  • Khmer: ឫសគូប (rɨh kuup) — number
  • Korean: 세제곱근 (sejegopgeun) — number
  • Korean: 입방근 (ipbanggeun) — number
  • Korean: 삼승근 (samseunggeun) — number
  • Korean: 립방근 (ripbanggeun) — number
  • Latvian: kubsakne — number
  • Lithuanian: kubinė šaknis — number
  • Malay: punca kuasa tiga — number
  • Māori: pūtake toru — number
  • Polish: pierwiastek sześcienny — number
  • Portuguese: raiz cúbica — number
  • Romanian: rădăcină cubică — number
  • Russian: куби́ческий ко́рень (kubíčeskij kórenʹ) — number
  • Spanish: raíz cúbica — number
  • Swedish: kubikrot — number
  • Tagalog: taluugat — number
  • Turkish: küpkök — number
  • Ukrainian: кубі́чний ко́рінь (kubíčnyj kórinʹ) — number
  • Vietnamese: căn bậc ba — number