aethrioscope

noun ae·thri·o·scope \ˈē-thrē-ə-ˌskōp, ˈe-\

Definition of aethrioscope

  1. :  an instrument consisting in part of a differential thermometer for measuring changes of temperature produced by different conditions of the sky

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Origin and Etymology of aethrioscope

Greek aithrios clear + English -scope


First Known Use: 1818


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