wind vane

• Instrumento que gira livremente para indicar a direção do vento, geralmente instalado no topo de telhados ou estruturas altas.

A device that rotates freely to show the direction of the wind, typically mounted on a roof or high structure.

1. Weather instrumentB1formal

   A device used to show the direction of the wind, typically mounted on a roof or high structure.

   cata-vento

   • The wind vane on the barn pointed north.
   • Farmers often use a wind vane to predict weather changes.
   • The old church has a decorative wind vane shaped like a rooster.