DPO
"dpo" is a 3-letter English headword indexed on PlainSpell.
The verdict
“DPO” is uncommon English (frequency #78,548 among 3,470 “D” headwords), classed as a noun. The kind of spelling people second-guess.
- #78,548
- frequency rank, English
- 3,470
- “D” headwords
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Initialism of day(s) post-ovulation.
Corpus desk
Index EN-dpo · DPO · English
DPO · rank #78,548 · 0 variants · 0 confusables
- FREQ-RARE #78,548
- LEN-MID 3 letters
- VOW-1 1 vowel
- CONFUS-0 No pairs
- VAR-0 0 variants
- BOOK-MID 3,470
- PHOTO-FINISH drizzly
Nearest frequency peer: drizzly (+3 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 “DPO”
Sparse band: bars invert rank so rarer forms read shorter
- douce
douce
21,458 corpus weight
- dousing
dousing
21,457 corpus weight
- DPO
DPO
21,453 corpus weight
- drizzly
drizzly
21,450 corpus weight
- DTF
DTF
21,449 corpus weight
- Duchesne
Duchesne
21,448 corpus weight
What this shows Long-tail view: where “DPO” sits against similarly uncommon English ranks.
| Property | Value |
|---|---|
| Headword | DPO |
| Language | English |
| Part of speech | Noun |
| Letters | 3 |
| Frequency rank | #78,548 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Long-tail rank of “DPO” in English
Rare enough to double-check
DPO is uncommon English at frequency #78,548 among 3,470 “D” headwords, classed as anoun. Rarity is why readers land here mid-draft. 5 senses are on record.
Zero misspellings are on record for DPO in our index, suggesting the orthography follows predictable English patterns. We don't track a confusable pairing for this entry, a sign it's visually distinctive enough not to be mixed up with another word.
Wiktionary doesn't record an etymology for this headword, so its spelling is best explained by sound-to-letter mapping rather than etymology. The correct English form is DPO, spelled D-P-O.
Definition
- 1Initialism of day(s) post-ovulation.
- 2Initialism of days payable outstanding.
- 3Initialism of departure prevention order.
- 4Initialism of data protection officer.
- 5Initialism of direct preference optimization.
Recorded use
Wiktionary examplesThese source excerpts show how DPO appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.
I spotted with just a touch of red blood after using the restroom on 10dpo and have had a tinge of color on the paper here and there and now I have a bit of color on my underwear. My temps are still high and going up as of 12dpo, I have a beta in the morning, I just would love to here any good stories relating to spotting.
Counting begins the day after ovulation, so if ovulation is on Wednesday, Saturday would be 3 DPO.
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 "DPO", not the corpus desk frequency band.
Same letter count
Frequency-ranked English headwords with 3 letters (nearest by frequency rank).