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pauli-exclusion-principle

Definition, pronunciation, etymology, and usage for the English word. Free spelling reference powered by Wiktionary.

Detailed reference entry for the English word "pauli-exclusion-principle", 25-letters, with pronunciation in International Phonetic Alphabet notation, etymology traced through Germanic and Romance roots where applicable, common misspelling variants catalogued from Wiktionary, and usage frequency ranked against an open word-frequency list covering the top 100,000 English words. PlainSpell covers English, Spanish, Portuguese, French, and German spelling with confusable-pair detection that highlights visually and phonetically similar words. This entry for "pauli-exclusion-principle" includes synonyms, antonyms, homophones, and cross-language translation pointers sourced from Wiktionary via the kaikki.org extract. Whether you are verifying the correct spelling of "pauli-exclusion-principle" for academic writing, checking homophone confusion, or exploring etymological origins, this page provides a citation-backed, free reference that requires no sign-up.

The verdict

“Pauli exclusion principle” is outside the top-ranked English vocabulary, used as a proper noun — the kind of word writers most often double-check.

Unranked
below top-frequency English
25
letters

Dominant Wiktionary sense: A principle in quantum mechanics that states that no two identical fermions may occupy the same quantum state simultaneously.

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Key facts for Pauli exclusion principle
PropertyValue
HeadwordPauli exclusion principle
LanguageEnglish
Part of speechProper noun
Letters25
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “Pauli exclusion principle” sits in English frequency

Pauli exclusion principle falls outside the top-100,000 ranked English words — the long-tail zone of technical, archaic, or low-frequency vocabulary, exactly where readers second-guess spellings most.

Beyond rank #100,000. Source: FrequencyWords open word-frequency list.

Spelling & Dictionary Insight

The English entry for Pauli exclusion principle is 25 letters long, classified as a proper noun. It sits outside the most-frequent rank tiers, which is often why uncommon words generate more spelling variants per reader. The dominant gloss from Wiktionary reads: "A principle in quantum mechanics that states that no two identical fermions may occupy the same quantum state simultaneously.".

No misspelling variants are generated for Pauli exclusion principle in our index, suggesting the orthography follows predictable English patterns. It is not paired with a close-neighbour confusable in our dataset, which tends to mean the word is visually distinctive enough to stand on its own.

Etymologically, the entry records: For Wolfgang Pauli, Austrian physicist Root origin matters for spelling because borrowed morphemes (Greek, Latin, Old French, Old English) carry their source-language orthographic conventions into modern English, which is why historical etymology is often the cleanest predictor of whether a cluster like "-ough", "-eau", or "-tion" will appear. For readers arriving here from a spelling check, the authoritative guidance is: the correct English form is Pauli exclusion principle, spelled P-A-U-L-I- -E-X-C-L-U-S-I-O-N- -P-R-I-N-C-I-P-L-E, and any other sequence of those letters, regardless of how natural it feels, is a misspelling in standard orthography.

Definition

  1. 1
    A principle in quantum mechanics that states that no two identical fermions may occupy the same quantum state simultaneously.

Etymology

For Wolfgang Pauli, Austrian physicist

Frequently Asked Questions

How do you spell "Pauli exclusion principle"?
"Pauli exclusion principle" is spelled P-A-U-L-I- -E-X-C-L-U-S-I-O-N- -P-R-I-N-C-I-P-L-E.
What does "Pauli exclusion principle" mean?
As a proper noun, "Pauli exclusion principle" means: A principle in quantum mechanics that states that no two identical fermions may occupy the same quantum state simultaneously.
What is the origin of the word "Pauli exclusion principle"?
For Wolfgang Pauli, Austrian physicist See the full etymology section above for more details.
Is PlainSpell free to use?
Yes, PlainSpell is a completely free word reference. You can look up definitions, pronunciations, confusable pairs, homophones, and spelling corrections across 5 languages without any sign-up or subscription.

Using “Pauli exclusion principle”

The practical upshot for anyone who landed here from a spell-check.

  • The one correct English spelling is P-A-U-L-I- -E-X-C-L-U-S-I-O-N- -P-R-I-N-C-I-P-L-E — every other letter order is a misspelling in standard orthography.
  • Browse more English words and confusable pairs in the same reference. English words

Nearby English words

Other entries that begin with the letter P in our English index:

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Data Source: Wiktionary (via kaikki.org), licensed under CC BY-SA & GFDL. Word ordering uses an open word-frequency list; misspelling variants are generated by edit-distance from the correct headword.