| 单词 |
mesolabe |
| 释义 |
mesolabe|ˈmɛsəʊleɪb| [ad. L. mesolabium (Vitr.), f. Gr. µεσόλαβος (or -ον), f. µέσο-ς middle, mean + λαβ-, λαµβάνειν to take.] An instrument used for finding mean proportional lines.
1579–80[see mesograph]. 1675Collins in Rigaud Corr. Sci. Men (1841) I. 219 The spiral line, with M. Tschirnhaus's angular instrument, makes the mesolabe. 1789Burney Hist. Mus. III. ii. 164 The Mesolabe..is said to have been invented either by Archytas of Tarentum or Eratosthenes for the purpose of halving an interval. |

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