This is the 11195th most frequent Portuguese word.
manivela
"Manivela" means "crank handle" in English.
Here, 'manivela' refers to a mechanical handle used for operating devices such as windows or doors by rotating it.
Ele girou a manivela para abrir a janela.
He turned the crank to open the window.
In this sentence, 'manivela' denotes the part of a bicycle used to connect the pedals to the gear mechanism.
A bicicleta antiga tinha uma manivela para os pedais.
The old bicycle had a crank for the pedals.
Here, 'manivela' is employed to describe a component of a mechanical system that requires inspection or adjustment.