gypsum

名词 gypsum:

1. a common white or colorless mineral (hydrated calcium sulphate) used to make cements and plasters (especially plaster of Paris)

1. A rigid board made of layers of fiberboard or paper bonded to a gypsum plaster core, used instead of plaster or wood panels in construction to form walls.
   石膏灰泥板，灰胶纸柏板由石膏灰泥作芯板结合几层纤维板或纸浆板制成的硬板，在建筑中用于代替灰泥或木板来建造墙壁
2. A dense translucent, white or tinted fine-grained gypsum.
   雪花石膏一种不透明的、白色或浅色的纹理细密的石膏

gyp.sum

n.（名词）
A widespread colorless, white, or yellowish mineral, CaSO4·2H 2O, used in the manufacture of plaster of Paris, various plaster products, and fertilizers.
石膏：一种分布广泛、无色、白色或淡黄色矿石CaSO4·2H 2O,用于制作熟石、各种石膏产品和化肥

来源：
Middle English gipsum
中古英语 gipsum
from Latin gypsum
源自 拉丁语 gypsum
from Greek gupsos
源自 希腊语 gupsos
[probably of Semitic origin]
[有可能源自闪米特人语]