释义 |
ro·tame·ter \ˈrōd.əˌmēd.ə(r), rōˈtaməd.-\ noun Etymology: Latin rota wheel + English -meter 1. : an instrument for measuring curved lines by running over them a small wheel connected with a recording dial — compare : odometer, opisometer 2. : a gage that consists of a graduated glass tube containing a free float for measuring the flow of a liquid or a gas |