Phrase guide

calcium sulfate

noun · 2 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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1

noun

Meaning 1

The calcium salt of sulfuric acid, CaSO4, the hydrates of which are known as gypsum or plaster of Paris, and the anhydrous mineral form being anhydrite.

Definition source: English Wiktionary via Wiktextract

Usage: uncountable

Topics: chemistry, inorganic-chemistry, natural-sciences, physical-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

a white salt (CaSO4)

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: calcium sulphate

Antonyms: none provided

Broader terms: salt

Narrower terms: gypsum, plaster of Paris, plaster

History

Etymology

No etymology was provided for this word.

Across languages

Translations

8 source translations are retained for this English entry.

  • Catalan: sulfat de calci — calcium salt of sulfuric acid
  • Chinese Mandarin: 硫酸鈣 /硫酸钙 (liúsuāngài) — calcium salt of sulfuric acid
  • Czech: síran vápenatý — calcium salt of sulfuric acid
  • Finnish: kalsiumsulfaatti — calcium salt of sulfuric acid
  • French: sulfate de calcium — calcium salt of sulfuric acid
  • German: Calciumsulfat — calcium salt of sulfuric acid
  • Māori: konupūmā pākawa pungatara — calcium salt of sulfuric acid
  • Polish: siarczan wapnia — calcium salt of sulfuric acid