unclassified
adjective, verb
unclassified is spelled U-N-C-L-A-S-S-I-F-I-E-D: 12 letters and 4 syllables. It appears about once in every 2 million words in written English, the 37,459th most frequent word form (wordfreq, 2021 data). As an adjective, unclassified means “Not classified” (English Wiktionary, September 2026).
How many letters and syllables are in unclassified?
| Letters | 12: U-N-C-L-A-S-S-I-F-I-E-D |
|---|---|
| Syllables | 4 (from its American pronunciation) |
| In writing | about once in every 2 million words; the 37,459th most frequent word form |
| Wrong spellings searched | none measured in search |
Sources: letters and syllables from the English Wiktionary's hyphenation or pronunciation and the CMU Pronouncing Dictionary; written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).
How common is unclassified?
Unclassified appears about once in every 2 million words in written English, the 37,459th 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 unclassified?
Unclassified has 4 syllables (counted from its American pronunciation in the CMU Pronouncing Dictionary).
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What does unclassified mean?
The meanings the English Wiktionary records, quoted as written there (source below).
adjective
- 1
Not classified.
verb
- 1
simple past and past participle of unclassify
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Where does unclassified come from?
From un- + classified.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).