Standard Lemma guide

Planck

name · noun · 4 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.

  • /ˈplæŋk/
  • [ˈphl̥æŋk]
  • rhymes with -æŋk
  • /ˈplɑ(ː)ŋk/
  • [ˈphl̥ɑŋk]
  • rhymes with -ɑ(ː)ŋk
  • homophone: plonk (US)
  • homophone: plank (UK)
  • CMU ARPABET: P L AE1 NG K Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

name

Meaning 1

A surname from German.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

Used attributively in the names of various units, formulae etc. first devised or worked on by the German physicist Max Planck (1858–1947), chiefly in the realm of quantum theory.

Definition source: English Wiktionary via Wiktextract

Topics: natural-sciences, physical-sciences, physics

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

A Planck unit.

Definition source: English Wiktionary via Wiktextract

Topics: natural-sciences, physical-sciences, physics

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

4

noun

Meaning 4

German physicist whose explanation of blackbody radiation in the context of quantized energy emissions initiated quantum theory (1858-1947)

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: Max Planck, Max Karl Ernst Ludwig Planck

Antonyms: none provided

Broader terms: physicist

History

Etymology

Borrowed from German Planck.

Across languages

Translations

14 source translations are retained for this English entry.

  • Chinese Mandarin: 普朗克 (Pǔlǎngkè) — surname
  • French: Planck — surname
  • Polish: Planck — surname
  • Russian: Пла́нк (Plánk) — surname
  • Arabic: بْلَانْك (blank) — attributive use of surname
  • Chinese Mandarin: 普朗克 (Pǔlǎngkè) — attributive use of surname
  • Hindi: प्लैंक (pla͠ik) — attributive use of surname
  • Japanese: プランク (Puranku) — attributive use of surname
  • Korean: 플랑크 (Peullangkeu) — attributive use of surname
  • Marathi: प्लांक (plāṅka) — attributive use of surname
  • Persian: پلانک (plânk) — attributive use of surname
  • Polish: Planck — attributive use of surname
  • Russian: Планк — attributive use of surname
  • Polish: jednostka Plancka — unit of measure