Bron"to*graph (?), n. [Gr. &?; thunder +
-graph.] (Meteor.) (a) A tracing or
chart showing the phenomena attendant on thunderstorms.
(b) An instrument for making such tracings, as a
recording brontometer.
Bron"to*graph (?), n. [Gr. &?; thunder +
-graph.] (Meteor.) (a) A tracing or
chart showing the phenomena attendant on thunderstorms.
(b) An instrument for making such tracings, as a
recording brontometer.