WMO
"wmo" is a 3-letter English headword indexed on PlainSpell.
The verdict
“WMO” is uncommon English (frequency #62,630 among 1,759 “W” headwords), classed as a proper noun. The kind of spelling people second-guess.
- #62,630
- frequency rank, English
- 1,759
- “W” headwords
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Initialism of World Meteorological Organization.
Corpus desk
Index EN-wmo · WMO · English
WMO · rank #62,630 · 0 variants · 0 confusables
- FREQ-RARE #62,630
- LEN-MID 3 letters
- VOW-1 1 vowel
- CONFUS-0 No pairs
- VAR-0 0 variants
- BOOK-MID 1,759
- PHOTO-FINISH wrung
Nearest frequency peer: wrung (+1 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 “WMO”
Sparse band: bars invert rank so rarer forms read shorter
- wideband
wideband
37,378 corpus weight
- wintergreen
wintergreen
37,373 corpus weight
- WMO
WMO
37,371 corpus weight
- wrung
wrung
37,370 corpus weight
- Wyandotte
Wyandotte
37,369 corpus weight
- Yamuna
Yamuna
37,365 corpus weight
What this shows Long-tail view: where “WMO” sits against similarly uncommon English ranks.
| Property | Value |
|---|---|
| Headword | WMO |
| Language | English |
| Part of speech | Proper noun |
| Letters | 3 |
| Frequency rank | #62,630 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Long-tail rank of “WMO” in English
Rare enough to double-check
WMO is uncommon English at frequency #62,630 among 1,759 “W” headwords, classed as aproper noun. Rarity is why readers land here mid-draft. 3 senses are on record.
No misspelling variants are generated for WMO in our index, a sign its spelling follows regular English conventions. We don't track a confusable pairing for this entry, which typically means the spelling is too distinctive to be mistaken for another word.
This headword's origin isn't recorded in our source data, so its spelling is easiest to reason about phoneme by phoneme, absent a documented history. The correct English form is WMO, spelled W-M-O.
Definition
- 1Initialism of World Meteorological Organization.
- 2Initialism of World Mime Organisation.
- 3Initialism of Wayanad Muslim Orphanage.
Recorded use
Wiktionary exampleThese source excerpts show how WMO appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.
According to WMO, the lowest temperature noted was -89.2 C, recorded on July 21, 1983, in Vostok, Antarctica. Yes, Celsius, not Fahrenheit. In the latter, that’s minus 128.5 degrees.
This word in other languages
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 "WMO", not the corpus desk frequency band.
Same letter count
Frequency-ranked English headwords with 3 letters (nearest by frequency rank).