Definition of gypsum in English:

gypsum

Syllabification: gyp·sum
Pronunciation: /ˈjipsəm
 
/

noun

  • A soft white or gray mineral consisting of hydrated calcium sulfate. It occurs chiefly in sedimentary deposits and is used to make plaster of Paris and fertilizers, and in the building industry.
    More example sentences
    • Quartz is the dominant mineral in veins in siliceous rocks, calcite in limestones, and gypsum in gypsiferous sediments.
    • It is dominated by the deposition of calcite with minor pyrite, marcasite, barite, anhydrite and gypsum.
    • Invisible traces of quartz, calcite, gypsum and feldspar, the dust of its resting place for more than two millennia, cling to the bronze.

Derivatives

gypsiferous

Pronunciation: /jipˈsifərəs/
adjective
More example sentences
  • Quartz is the dominant mineral in veins in siliceous rocks, calcite in limestones, and gypsum in gypsiferous sediments.
  • Some areas are mined for the underlying gypsiferous materials that is used for making wall board.
  • The others include the gypsiferous deposits of Lake Estancia and Lake Trinity.

Origin

late Middle English: from Latin, from Greek gupsos.

More definitions of gypsum

Definition of gypsum in:

Get more from Oxford Dictionaries

Subscribe to remove ads and access premium resources

Word of the day astrogation
Pronunciation: ˌastrəˈgāSHən
noun
(in science fiction) navigation in outer space