释义 |
arithmometer|ærɪθˈmɒmɪtə(r)| [a. F. arithmomètre, f. as arithmomancy + Gr. -µέτρον: see -meter.] An instrument for working out arithmetical problems.
1876in S. Kens. Sci. Catal. 1879Thomson & Tait Nat. Phil. I. i. §401 Calculating Machines.. up to the Arithmometer of Thomas of Colmar [in 1862]. |