calculus
cal·cu·lus/ˈkæl.kjə.ləs/noun
calculus is spelled C-A-L-C-U-L-U-S: 8 letters and 3 syllables (cal·cu·lus). It appears 4.0 times per million words in written English, the 12,940th most frequent word form (wordfreq, 2021 data). As a noun, calculus means “Calculation; computation” (English Wiktionary, September 2026). The plural of calculus is calculi or calculuses.
How many letters and syllables are in calculus?
| Letters | 8: C-A-L-C-U-L-U-S |
|---|---|
| Syllables | 3: cal·cu·lus |
| In writing | 4.0 times per million words; the 12,940th most frequent word form |
| Wrong spellings searched | none measured in search |
Sources: letters and syllables from the English Wiktionary's hyphenation or pronunciation; written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).
How common is calculus?
Calculus appears 4.0 times per million words in written English, the 12,940th 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 calculus?
- UK /ˈkæl.kjʊ.ləs/
- US /ˈkæl.kjə.ləs/
- /ˈkælk(j)ʊləs/
Calculus has 3 syllables, split cal·cu·lus in writing.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Recordings: Calculus-pron.ogg, Wikimedia Commons (author and licence on each file's page).
Forms of calculus
- calculi plural
- calculuses plural
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What does calculus mean?
The meanings the English Wiktionary records, quoted as written there (source below).
noun
- 1
datedCalculation; computation.
- 2
Any formal system in which symbolic expressions are manipulated according to fixed rules.
lambda calculus
- 3
Differential calculus and integral calculus considered as a single subject.
Near-synonyms: analysis, mathematical analysis
- 4
A stony concretion that forms in a bodily organ.
- 5
Deposits of calcium phosphate salts on teeth.
- 6
A decision-making method, especially one appropriate for a specialised realm.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
How do you abbreviate calculus?
Wiktionary records one abbreviation of calculus: calc.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Calculus in Spanish, French, German and Portuguese
| Language | Words |
|---|---|
| French | calcul , lithiase |
| German | Kalkül , Konkrement |
| Portuguese | cálculo |
| Spanish | cálculo , cálculo diferencial |
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.