seismograph
/ˈsaɪz.mə.ɡɹæf/noun
seismograph is a noun meaning “An instrument that automatically detects and records the intensity, direction and duration of earthquakes and similar events” (English Wiktionary, September 2026). It is spelled S-E-I-S-M-O-G-R-A-P-H and has 3 syllables, and it appears about once in every 11 million words in written English (wordfreq, 2021 data). The plural of seismograph is seismographs.
What does seismograph mean?
noun
- 1
An instrument that automatically detects and records the intensity, direction and duration of earthquakes and similar events.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
How do you pronounce seismograph?
- UK /ˈsaɪz.mə.ɡɹæf/
Seismograph has 3 syllables (counted from the pronunciation).
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Recordings: LL-Q1860_(eng)-Vininn126-seismograph.wav, Wikimedia Commons (author and licence on each file's page).
Forms of seismograph
- seismographs plural
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
How common is seismograph?
Seismograph appears about once in every 11 million words in written English, the 101,613th 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).
Seismograph in Spanish, French, German and Portuguese
In the sense instrument that detects and records earthquakes:
| Language | Words |
|---|---|
| French | sismographe |
| German | Seismograf, Seismograph |
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 seismograph come from?
From seismo- + -graph.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).