calculus的词源
英文词源
- calculus (n.)
- 1660s, from Latin calculus "reckoning, account," originally "pebble used as a reckoning counter," diminutive of calx (genitive calcis) "limestone" (see chalk (n.)). Modern mathematical sense is a shortening of differential calculus. Also used from 1732 to mean kidney stones, etc., then generally for "concretion occurring accidentally in the animal body," such as dental plaque. Related: Calculous (adj.).
中文词源
发音释义:['kælkjʊləs] n.微积分学;结石
结构分析:calculus = calc(石灰岩)+ulus(指小形式)→小块的石灰岩→结石
词源解释:calc←拉丁语calx(石灰岩)
同源词:calcium(钙);calculate(计算)
calculus本来是calx(石灰岩)的指小形式,表示“小石头”。1732年,医学科学家用该词来表示肾结石,后来用来泛指“结石”。在数学领域,科学家用differential calculus表示“微积分学”,后来简略为calculus。
该词的英语词源请访问趣词词源英文版:calculus 词源,calculus 含义。
来自词根calc, 小石子。指古时用小石子计数,现指数学术语微积分。
来源于拉丁语名词calculus(小石头,石灰石),古罗马人用calculus计数。
词根词缀: -calcul-小石头,石灰石 + -us名词后缀