opisometer

n. [测]曲线计

发音

/ɒpɪˈsɒmɪtə(ɹ)/

词形变化

opisometers 复数 opisometers

释义与例句

n.
  1. 1.

    A device for measuring the length of curved lines, such as on a map.

词源

From Ancient Greek ὀπίσω (opísō, “backward”) + -meter.

来源：wiktionary