interferometer
noun
interferometer is spelled I-N-T-E-R-F-E-R-O-M-E-T-E-R: 14 letters and 6 syllables. It appears about once in every 3 million words in written English, the 52,954th most frequent word form (wordfreq, 2021 data). As a noun, interferometer means “Any of several instruments that use the interference of waves to determine wavelengths and wave velocities, determine refractive indices, measure…” (English Wiktionary, September 2026). The plural of interferometer is interferometers.
How many letters and syllables are in interferometer?
| Letters | 14: I-N-T-E-R-F-E-R-O-M-E-T-E-R |
|---|---|
| Syllables | 6 (from its American pronunciation) |
| In writing | about once in every 3 million words; the 52,954th 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 interferometer?
Interferometer appears about once in every 3 million words in written English, the 52,954th 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 interferometer?
Interferometer has 6 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).
Forms of interferometer
- interferometers plural
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What does interferometer mean?
The meanings the English Wiktionary records, quoted as written there (source below).
noun
- 1
Any of several instruments that use the interference of waves to determine wavelengths and wave velocities, determine refractive indices, measure small distances, temperature changes, stresses, and many other useful measurements.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Interferometer in Spanish, French, German and Portuguese
In the sense instrument:
| Language | Words |
|---|---|
| French | interféromètre |
| German | Interferometer |
| Portuguese | interferómetro |
| Spanish | interferómetro |
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 interferometer come from?
From interfer(e) + -o- + -meter.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).