DRL
"drl" is a 3-letter English headword indexed on PlainSpell.
The verdict
“DRL” is uncommon English (frequency #76,732 among 3,470 “D” headwords), classed as a noun. The kind of spelling people second-guess.
- #76,732
- frequency rank, English
- 3,470
- “D” headwords
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Initialism of daytime running lights, headlights that cannot be turned off, intended to make cars more visible during the day.
Corpus desk
Index EN-drl · DRL · English
DRL · rank #76,732 · 0 variants · 0 confusables
- FREQ-RARE #76,732
- LEN-MID 3 letters
- VOW-0 0 vowels
- CONFUS-0 No pairs
- VAR-0 0 variants
- BOOK-MID 3,470
- PHOTO-FINISH downtrend
Nearest frequency peer: downtrend (-2 rank slots)
Read with this headword: Spelling guide for this pattern
Desk codes from Wiktionary headword shape, FrequencyWords rank tier, confusable-pair count, generated misspelling depth, letter-cohort book size, and photo-finish peer. Not a difficulty grade.
Long-tail ranks near “DRL”
Sparse band: bars invert rank so rarer forms read shorter
- Doulton
Doulton
23,272 corpus weight
- downtrend
downtrend
23,271 corpus weight
- DRL
DRL
23,269 corpus weight
- drubbing
drubbing
23,267 corpus weight
- dumbstruck
dumbstruck
23,265 corpus weight
- dumper
dumper
23,264 corpus weight
What this shows Long-tail view: where “DRL” sits against similarly uncommon English ranks.
| Property | Value |
|---|---|
| Headword | DRL |
| Language | English |
| Part of speech | Noun |
| Letters | 3 |
| Frequency rank | #76,732 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Long-tail rank of “DRL” in English
Rare enough to double-check
DRL is uncommon English at frequency #76,732 among 3,470 “D” headwords, classed as anoun. Rarity is why readers land here mid-draft. 2 senses are on record.
Zero misspellings are on record for DRL in our index, since its letter sequence doesn't invite the usual edit-distance slips. No close-neighbour confusable shows up for this headword in our dataset, since no other headword is close enough in sound or shape to pair with it.
This entry carries no recorded etymology, so its spelling is best read as a straightforward mapping from sound to letter. The correct English form is DRL, spelled D-R-L.
Definition
- 1Initialism of daytime running lights, headlights that cannot be turned off, intended to make cars more visible during the day.
- 2Initialism of deep reinforcement learning.
Recorded use
Wiktionary exampleThese source excerpts show how DRL appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.
The primary learning algorithm in AlphaDev is an extension of AlphaZero, a well-known DRL algorithm, in which a neural network is trained to guide a search to solve AssemblyGame.
Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA); frequency ordering uses the FrequencyWords open word-frequency list (2018 English corpus, MIT). See the methodology for how each field is sourced and updated.
Frequently Asked Questions
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Similar English words by spelling shape
Same letter count and similar misspelling depth for "DRL", not the corpus desk frequency band.
Same letter count
Frequency-ranked English headwords with 3 letters (nearest by frequency rank).