quinquennial
/kwɪŋˈkwɛ.ni.əl/adjective, noun
quinquennial is spelled Q-U-I-N-Q-U-E-N-N-I-A-L: 12 letters. It appears about once in every 35 million words in written English, the 180,281st most frequent word form (wordfreq, 2021 data). As an adjective, quinquennial means “Of or related to a five-year period” (English Wiktionary, September 2026).
How many letters and syllables are in quinquennial?
| Letters | 12: Q-U-I-N-Q-U-E-N-N-I-A-L |
|---|---|
| In writing | about once in every 35 million words; the 180,281st most frequent word form |
| Wrong spellings searched | none measured in search |
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).
How common is quinquennial?
Quinquennial appears about once in every 35 million words in written English, the 180,281st 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 quinquennial?
- /kwɪŋˈkwɛ.ni.əl/
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Recordings: LL-Q1860_(eng)-Neøn-quinquennial.wav, Wikimedia Commons (author and licence on each file's page).
Forms of quinquennial
- more quinquennial comparative
- most quinquennial superlative
- quinquennials plural
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What does quinquennial mean?
The meanings the English Wiktionary records, quoted as written there (source below).
adjective
- 1
Of or related to a five-year period.
noun
- 1
Synonym of quinquennium, a five-year period.
- 2
A 5th anniversary, particularly
- 3
Synonym of quinquennalia, the festival and religious ritual held in the 5th year of a Roman emperor's reign.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Quinquennial in Spanish, French, German and Portuguese
In the sense related to a 5 year period:
| Language | Words |
|---|---|
| French | quinquennal |
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 quinquennial come from?
Borrowed from Latin quīnquenniālis, from quīnquennium (“5-year period”) + -ālis, from quīnquennis (“5-year”) + -ium (“-ium: forming abstract nouns”), from quīnque (“five”) + annus (“year”) + -is (suffix forming compound adjectives).
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).