This is the 10692nd most frequent Portuguese word.
graus
"Graus" means "degrees."
In this sentence, 'graus' refers to a unit of measurement for temperature.
Hoje a temperatura está em 30 graus Celsius.
Today the temperature is 30 degrees Celsius.
Here, 'graus' is used to denote a measure of angular displacement in degrees.
Ele girou três graus para ajustar o ângulo.
He rotated three degrees to adjust the angle.
In this context, 'graus' relates to the degree of lens correction for vision.