|1.||an instrument for measuring the angles between the faces of a crystal|
|2.||an instrument consisting of a transformer circuit connected to two directional aerials, used to determine the bearing of a distant radio station|
|[C18: via French from Greek gōnia angle]|
goniometer go·ni·om·e·ter (gō'nē-ŏm'ĭ-tər)
An optical instrument for measuring crystal angles, as between crystal faces.