undefinable
adjective, noun
undefinable is spelled U-N-D-E-F-I-N-A-B-L-E. The wrong spelling people search most is indefineable: 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. Undefinable is an adjective meaning “Not definable”.
How many letters and syllables are in undefinable?
| Letters | 11: U-N-D-E-F-I-N-A-B-L-E |
|---|---|
| In writing | about once in every 15 million words; the 118,441st most frequent word form |
| Wrong spellings searched | 1; the most searched, indefineable, 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 undefinable?
Undefinable is spelled U-N-D-E-F-I-N-A-B-L-E. One wrong spelling is searched or written often enough to measure; together they are about 3 in 10 of the searches for undefinable 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 undefinable?
Undefinable appears about once in every 15 million words in written English, the 118,441st 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).
Forms of undefinable
- more undefinable comparative
- most undefinable superlative
- undefinables plural
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What does undefinable mean?
The meanings the English Wiktionary records, quoted as written there (source below).
adjective
- 1
Not definable.
noun
- 1
Anything that cannot be defined.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Where does undefinable come from?
From un- + definable.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).