Phrase guide

quantum number

noun · 1 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.

  • Southern-England: Recorded audio is listed in the source snapshot.

1

noun

Meaning 1

One of certain integers or half-integers that specify the state of a quantum mechanical system (such as an electron in an atom).

Definition source: English Wiktionary via Wiktextract

Qualifier: quantum mechanics

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

No etymology was provided for this word.

Across languages

Translations

41 source translations are retained for this English entry.

  • Asturian: númberu cuánticu — number that specifies the state of a quantum mechanical system
  • Basque: zenbaki kuantiko — number that specifies the state of a quantum mechanical system
  • Belarusian: квантавы лік (kvantavy lik) — number that specifies the state of a quantum mechanical system
  • Bengali: কোয়ান্টাম সংখ্যা (kōẇanṭam śoṅkha) — number that specifies the state of a quantum mechanical system
  • Bulgarian: квантово число (kvantovo čislo) — number that specifies the state of a quantum mechanical system
  • Catalan: nombre quàntic — number that specifies the state of a quantum mechanical system
  • Chinese Mandarin: 量子數 /量子数 (liàngzǐshù) — number that specifies the state of a quantum mechanical system
  • Czech: kvantové číslo — number that specifies the state of a quantum mechanical system
  • Danish: kvantetal — number that specifies the state of a quantum mechanical system
  • Dutch: kwantumgetal — number that specifies the state of a quantum mechanical system
  • Esperanto: kvantuma nombro — number that specifies the state of a quantum mechanical system
  • Estonian: kvantarv — number that specifies the state of a quantum mechanical system
  • Finnish: kvanttiluku — number that specifies the state of a quantum mechanical system
  • French: nombre quantique — number that specifies the state of a quantum mechanical system
  • German: Quantenzahl — number that specifies the state of a quantum mechanical system
  • Greek: κβαντικός αριθμός (kvantikós arithmós) — number that specifies the state of a quantum mechanical system
  • Hebrew: מספר קוונטי — number that specifies the state of a quantum mechanical system
  • Hindi: क्वाण्टम संख्या (kvāṇṭam saṅkhyā) — number that specifies the state of a quantum mechanical system
  • Hungarian: kvantumszám — number that specifies the state of a quantum mechanical system
  • Indonesian: bilangan kuantum — number that specifies the state of a quantum mechanical system
  • Irish: candamuimhir — number that specifies the state of a quantum mechanical system
  • Italian: numero quantico — number that specifies the state of a quantum mechanical system
  • Japanese: 量子数 — number that specifies the state of a quantum mechanical system
  • Korean: 양자수 (yangjasu) — number that specifies the state of a quantum mechanical system
  • Macedonian: квантен број (kvanten broj) — number that specifies the state of a quantum mechanical system
  • Malay: nombor kuantum — number that specifies the state of a quantum mechanical system
  • Norwegian: kvantetall — number that specifies the state of a quantum mechanical system
  • Persian: عدد کوانتومی — number that specifies the state of a quantum mechanical system
  • Polish: liczba kwantowa — number that specifies the state of a quantum mechanical system
  • Portuguese: número quântico — number that specifies the state of a quantum mechanical system
  • Punjabi: ਕੁਆਂਟਮ ਨੰਬਰ (kuāṇṭam nambar) — number that specifies the state of a quantum mechanical system
  • Romanian: număr cuantic — number that specifies the state of a quantum mechanical system
  • Russian: ква́нтовое число́ (kvántovoje čisló) — number that specifies the state of a quantum mechanical system
  • Slovak: kvantové číslo — number that specifies the state of a quantum mechanical system
  • Slovene: kvantno število — number that specifies the state of a quantum mechanical system
  • Spanish: número cuántico — number that specifies the state of a quantum mechanical system
  • Swedish: kvanttal — number that specifies the state of a quantum mechanical system
  • Tagalog: damuing bilang — number that specifies the state of a quantum mechanical system
  • Turkish: kuantum sayısı — number that specifies the state of a quantum mechanical system
  • Ukrainian: квантове число (kvantove čyslo) — number that specifies the state of a quantum mechanical system
  • Vietnamese: số lượng tử — number that specifies the state of a quantum mechanical system