pneumonic

/njuːˈmɒnɪk/

//njuːˈmɒnɪk// adj

By · According to Wiktionary data (CC BY-SA) ·

"pneumonic" is a 9-letter English headword indexed on PlainSpell.

The verdict

“pneumonic” is uncommon English (frequency #87,687 among 46,516 “P” headwords), classed as an adjective. The kind of spelling people second-guess.

#87,687
frequency rank, English
46,516
“P” headwords

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - Of, or relating to the lungs; pulmonary.

Key facts for pneumonic
PropertyValue
Headwordpneumonic
LanguageEnglish
Part of speechAdjective
IPA/njuːˈmɒnɪk/
Letters9
Frequency rank#87,687
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “pneumonic” 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). pneumonic 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

pneumonic is uncommon English at frequency #87,687 among 46,516 “P” headwords, classed as anadjective, transcribed /njuːˈmɒnɪk/. Rarity is why readers land here mid-draft. 2 senses are on record.

pneumonic doesn't appear in our generated misspelling index, typically a sign the spelling maps closely to how the word sounds. No close-neighbour confusable shows up for this headword in our dataset, a sign it's visually distinctive enough not to be mixed up with another word.

Etymologically, the entry records: From the post-Classical Latin pneumonicus and its etymon, the Ancient Greek πνευμονικός (pneumonikós). The correct English form is pneumonic, spelled P-N-E-U-M-O-N-I-C.

Definition

  1. 1
    Of, or relating to the lungs; pulmonary.
  2. 2
    Of, or relating to pneumonia.

Etymology

From the post-Classical Latin pneumonicus and its etymon, the Ancient Greek πνευμονικός (pneumonikós).

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 "pneumonic"?
"pneumonic" is spelled P-N-E-U-M-O-N-I-C. The IPA pronunciation is /njuːˈmɒnɪk/.
What does "pneumonic" mean?
As an adjective, "pneumonic" means: Of, or relating to the lungs; pulmonary.
How do you pronounce "pneumonic"?
The IPA (International Phonetic Alphabet) transcription for "pneumonic" is /njuːˈmɒnɪk/. 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 "pneumonic"?
From the post-Classical Latin pneumonicus and its etymon, the Ancient Greek πνευμονικός (pneumonikós). 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 “pneumonic”

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

  • The one correct English spelling is P-N-E-U-M-O-N-I-C - every other letter order is a misspelling in standard orthography.
  • Say it as /njuːˈmɒnɪk/ (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 FrequencyWords open word-frequency list