Anemoscope

(n.) An instrument which shows the direction of the wind; a wind vane; a weathercock; -- usually applied to a contrivance consisting of a vane above, connected in the building with a dial or index with pointers to show the changes of the wind.

Thesaurus Entries

Mach meter, accelerometer, anemograph, anemometrograph, anemoscope, cock, ground log, harpoon log, log, log line, patent log, speedometer, tachometer, taffrail log, vane, weather vane, weathercock, wind cone, wind gauge, wind indicator, wind sock, wind vane, wind-speed indicator