sulfuric
/sʌlˈfjuɹɪk/adjective
sulfuric is spelled S-U-L-F-U-R-I-C: 8 letters and 3 syllables. It appears about once in every 2 million words in written English, the 39,336th most frequent word form (wordfreq, 2021 data). As an adjective, sulfuric means “Of, or relating to sulfur, especially in its higher oxidation state” (English Wiktionary, September 2026).
How many letters and syllables are in sulfuric?
| Letters | 8: S-U-L-F-U-R-I-C |
|---|---|
| Syllables | 3 (from its American pronunciation) |
| In writing | about once in every 2 million words; the 39,336th 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 sulfuric?
Sulfuric appears about once in every 2 million words in written English, the 39,336th 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 sulfuric?
- UK /sʌlˈfjʊəɹɪk/
- US /sʌlˈfjuɹɪk/
Sulfuric has 3 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). Recordings: LL-Q1860_(eng)-Flame,_not_lame-sulfuric.wav, Wikimedia Commons (author and licence on each file's page).
Forms of sulfuric
- sulphuric
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What does sulfuric mean?
The meanings the English Wiktionary records, quoted as written there (source below).
adjective
- 1
USOf, or relating to sulfur, especially in its higher oxidation state
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Sulfuric in Spanish, French, German and Portuguese
In the sense relating to sulfur:
| Language | Words |
|---|---|
| French | sulfurique |
| German | Schwefel- |
| Portuguese | sulfúrico |
| Spanish | sulfúreo, sulfúrico |
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 sulfuric come from?
From French sulfurique. See sulfur + -ic.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).