prolongation
/ˌpɹəʊlɒŋˈɡeɪʃən/noun
prolongation is spelled P-R-O-L-O-N-G-A-T-I-O-N: 12 letters. It appears about once in every 4 million words in written English, the 60,838th most frequent word form (wordfreq, 2021 data). As a noun, prolongation means “The act of prolonging” (English Wiktionary, September 2026). The plural of prolongation is prolongations.
How many letters and syllables are in prolongation?
| Letters | 12: P-R-O-L-O-N-G-A-T-I-O-N |
|---|---|
| In writing | about once in every 4 million words; the 60,838th most frequent word form |
| Wrong spellings searched | none measured in search |
| Rhymes with |
Sources: letters and syllables from the English Wiktionary's hyphenation or pronunciation; written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media); rhymes and same-letter words are computed by PlainSpell from its own word list.
How common is prolongation?
Prolongation appears about once in every 4 million words in written English, the 60,838th most frequent word form in the list.
Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).
How do you pronounce prolongation?
- UK /ˌpɹəʊlɒŋˈɡeɪʃən/
- UK /ˌpɹəʊləŋˈɡeɪʃən/
- UK /ˌpɹɒlɒŋˈɡeɪʃən/
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Recordings: LL-Q1860_(eng)-Vealhurl-prolongation.wav, Wikimedia Commons (author and licence on each file's page).
What rhymes with prolongation?
The 12 most written words on PlainSpell end in the same sounds as prolongation from its last stressed vowel (/eɪʃən/, British pronunciation):
- translation
- aviation
- determination
- delegation
- authorization
- degradation
- deportation
- inauguration
- deprivation
- depreciation
- visualization
- denomination
Computed by PlainSpell from the pronunciations in the English Wiktionary (dump of September 2, 2026): a rhyme shares every sound from the last stressed vowel to the end; ordered by written frequency (wordfreq 3.1).
Forms of prolongation
- prolongations plural
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What does prolongation mean?
The meanings the English Wiktionary records, quoted as written there (source below).
noun
- 1
The act of prolonging.
- 2
That which has been prolonged; an extension.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Prolongation in Spanish, French, German and Portuguese
In the sense an extension:
| Language | Words |
|---|---|
| German | Verlängerung, Prolongation |
| Spanish | prolongación, prorrogación, prórroga |
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Translations are Wiktionary's, by sense; a linked word has its own PlainSpell page.
Where does prolongation come from?
From Middle English prolongacioun, from Old French prolongation, from Late Latin prōlongātiō, from prōlongātus, perfect passive participle of Latin prōlongō, from prō + longus. By surface analysis, prolong + -ation.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).