extensional
adjective
extensional is spelled E-X-T-E-N-S-I-O-N-A-L. The wrong spelling people search most is extentional: about 10 Bing searches a month in the United States (September 2025 to August 2026), about 3 in 10 of all searches for the word. Extensional is an adjective meaning “Of or pertaining to extension”.
How many letters and syllables are in extensional?
| Letters | 11: E-X-T-E-N-S-I-O-N-A-L |
|---|---|
| In writing | about once in every 8 million words; the 84,254th most frequent word form |
| Wrong spellings searched | 1; the most searched, extentional, about 10 Bing searches a month (all of them) |
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); Bing searches in the United States: the average month from September 2025 to August 2026 (Microsoft Advertising keyword data through DataForSEO, read September 30, 2026).
How do you spell extensional?
Extensional is spelled E-X-T-E-N-S-I-O-N-A-L. One wrong spelling is searched or written often enough to measure; together they are about 3 in 10 of the searches for extensional in either form.
Bing searches in the United States: the average month from September 2025 to August 2026 (Microsoft Advertising keyword data through DataForSEO, read September 30, 2026). Wrong spellings are taken from Wiktionary entries tagged "misspelling" and its obsolete or nonstandard forms, Wikipedia's Lists of common misspellings and the codespell dictionary, then measured. The proofreader's marks show the change that corrects each one.
How common is extensional?
Extensional appears about once in every 8 million words in written English, the 84,254th 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).
What does extensional mean?
The meanings the English Wiktionary records, quoted as written there (source below).
adjective
- 1
Of or pertaining to extension.
- 2
Having great extent.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Extensional in Spanish, French, German and Portuguese
In the sense Translations:
| Language | Words |
|---|---|
| Spanish | extensional |
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 extensional come from?
From extension + -al.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).