在化學中,詞素元素用於從-ic酸中形成鹽的名稱;來自拉丁語-atus,-atum,用於形成形容詞,然後再形成名詞;與-ate (1)相同。
The substance formed, for example, by the action of acetic acid (vinegar) on lead was described in the 18th century as plumbum acetatum, i.e. acetated lead. Acetatum was then taken as a noun meaning "the acetated (product)," i.e. acetate. [W.E. Flood, "The Origins of Chemical Names," London, 1963]
例如,醋酸(醋)對鉛的作用形成的物質在18世紀被描述為plumbum acetatum,即醋酸鉛。Acetatum 當時被視為名詞,意為「醋酸鹽(產品)」,即acetate。 [W.E. Flood, "The Origins of Chemical Names," London, 1963]