wavefunction

/ˈweɪv.fʌŋ(k).ʃən/

//ˈweɪv.fʌŋ(k).ʃən// noun

"wavefunction" is a 12-letter English headword indexed on PlainSpell.

The verdict

“wavefunction” is uncommon English (frequency #85,933 among 12,113 “W” headwords), classed as a noun. The kind of spelling people second-guess.

#85,933
frequency rank, English
12,113
“W” headwords

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - A mathematical function that describes the propagation of the quantum mechanical wave associated with a particle (or system of particles), related to the probability of finding the particle in a pa...

Key facts for wavefunction
PropertyValue
Headwordwavefunction
LanguageEnglish
Part of speechNoun
IPA/ˈweɪv.fʌŋ(k).ʃən/
Letters12
Frequency rank#85,933
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “wavefunction” sits in English frequency

Every-word frequency runs from the handful of words we use constantly (left) to the long tail used once in a blue moon (right). wavefunction lands here:

#1#100#1K#10K#100K
← used constantlyrarely used →

Scale is logarithmic (each tick is 10× rarer). Source: FrequencyWords open word-frequency list.

Rare enough to double-check

wavefunction is uncommon English at frequency #85,933 among 12,113 “W” headwords, classed as anoun, transcribed /ˈweɪv.fʌŋ(k).ʃən/. Rarity is why readers land here mid-draft. Gloss: "A mathematical function that describes the propagation of the quantum mechanical wave associated with a particle (or system of particles), related to the probability of finding the particle in a pa...".

wavefunction doesn't appear in our generated misspelling index, typically a sign the spelling maps closely to how the word sounds. This entry stands alone in our confusable dataset, since nothing in our dataset looks or sounds close enough to cause mix-ups.

Etymologically, the entry records: From wave + function. The correct English form is wavefunction, spelled W-A-V-E-F-U-N-C-T-I-O-N.

Definition

  1. 1
    A mathematical function that describes the propagation of the quantum mechanical wave associated with a particle (or system of particles), related to the probability of finding the particle in a particular region of space.

Etymology

From wave + function.

This word in other languages

Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA); frequency ordering uses the FrequencyWords open word-frequency list (2018 English corpus, MIT). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "wavefunction"?
"wavefunction" is spelled W-A-V-E-F-U-N-C-T-I-O-N. The IPA pronunciation is /ˈweɪv.fʌŋ(k).ʃən/.
What does "wavefunction" mean?
As a noun, "wavefunction" means: A mathematical function that describes the propagation of the quantum mechanical wave associated with a particle (or system of particles), related to the probability of finding the particle in a pa...
How do you pronounce "wavefunction"?
The IPA (International Phonetic Alphabet) transcription for "wavefunction" is /ˈweɪv.fʌŋ(k).ʃən/. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What is the origin of the word "wavefunction"?
From wave + function. 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 “wavefunction”

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

  • The one correct English spelling is W-A-V-E-F-U-N-C-T-I-O-N - every other letter order is a misspelling in standard orthography.
  • Say it as /ˈweɪv.fʌŋ(k).ʃən/ (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
  • Browse more English words and confusable pairs in the same reference. English words

Other uncommon English words near this rank

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.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list