interferometry
/ˌɪn.tə.fəˈɹɒ.mɪ.tɹi/
"interferometry" is a 14-letter English headword indexed on PlainSpell.
The verdict
“interferometry” is uncommon English (frequency #61,558 among 17,902 “I” headwords), classed as a noun. The kind of spelling people second-guess.
- #61,558
- frequency rank, English
- 17,902
- “I” headwords
According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - The design and use of optical or radio interferometers.
Corpus desk
Index EN-interferometry · interferometry · English
interferometry · rank #61,558 · 0 variants · 0 confusables
- FREQ-RARE #61,558
- LEN-MEGA 14 letters
- VOW-6 6 vowels
- CONFUS-0 No pairs
- VAR-0 0 variants
- BOOK-DENSE 17,902
- PHOTO-FINISH infliction
Nearest frequency peer: infliction (-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.
Frequency neighbourhood for “interferometry”
Lower corpus rank = more everyday usage (inverted bar length for readability)
- inauthentic
inauthentic
38,446 corpus weight
- incontinent
incontinent
38,445 corpus weight
- infliction
infliction
38,444 corpus weight
- interferome…
interferometry
38,443 corpus weight
- interject
interject
38,442 corpus weight
- interlocutor
interlocutor
38,441 corpus weight
What this shows Bars show where “interferometry” sits against the nearest ranked English headwords in the FrequencyWords band, not a reprint of letter-browse containment.
| Property | Value |
|---|---|
| Headword | interferometry |
| Language | English |
| Part of speech | Noun |
| IPA | /ˌɪn.tə.fəˈɹɒ.mɪ.tɹi/ |
| Letters | 14 |
| Frequency rank | #61,558 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Where “interferometry” sits in English frequency
Rare enough to double-check
interferometry is uncommon English at frequency #61,558 among 17,902 “I” headwords, classed as anoun, transcribed /ˌɪn.tə.fəˈɹɒ.mɪ.tɹi/. Rarity is why readers land here mid-draft. Gloss: "The design and use of optical or radio interferometers.".
Zero misspellings are on record for interferometry in our index, suggesting the orthography follows predictable English patterns. This entry stands alone in our confusable dataset, suggesting its spelling stands apart enough that readers rarely confuse it with something else.
Etymologically, the entry records: From interfere + -o- + -metry. The correct English form is interferometry, spelled I-N-T-E-R-F-E-R-O-M-E-T-R-Y.
Definition
- 1The design and use of optical or radio interferometers.
Etymology
From interfere + -o- + -metry.
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.
PlainSpell is rendered directly from structured Wiktionary extracts and open word-frequency lists, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of May 6, 2026. Primary sources: Wiktionary (via kaikki.org) and FrequencyWords.
Frequently Asked Questions
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Similar English words by spelling shape
Same letter count and similar misspelling depth for "interferometry", not the corpus desk frequency band.
Same letter count
Frequency-ranked English headwords with 14 letters (nearest by frequency rank).
Data Source
Wiktionary (via kaikki.org), licensed under CC BY-SA & GFDL. Word ordering uses an open word-frequency list; misspelling variants are generated by edit-distance from the correct headword.