driverless
adjective
driverless is spelled D-R-I-V-E-R-L-E-S-S: 10 letters and 3 syllables. It appears about once in every 2 million words in written English, the 36,176th most frequent word form (wordfreq, 2021 data). As an adjective, driverless means “Without a driver (of a vehicle)” (English Wiktionary, September 2026).
How many letters and syllables are in driverless?
| Letters | 10: D-R-I-V-E-R-L-E-S-S |
|---|---|
| Syllables | 3 (from its American pronunciation) |
| In writing | about once in every 2 million words; the 36,176th 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 driverless?
Driverless appears about once in every 2 million words in written English, the 36,176th 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 driverless?
Driverless has 3 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 driverless mean?
The meanings the English Wiktionary records, quoted as written there (source below).
adjective
- 1
Without a driver (of a vehicle).
a driverless vehicle
- 2
Without a driver (software to control hardware).
a driverless printer
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Driverless in Spanish, French, German and Portuguese
In the sense without a driver:
| Language | Words |
|---|---|
| German | fahrerlos |
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 driverless come from?
From driver + -less.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).