This is the 247th most frequent Russian word.
градусов
The Russian word "градусов" means "degrees" in English (used for temperature, angles, etc.).
In this sentence, 'градусов' is used to denote a measure of temperature in degree units.
Сегодня температура воздуха достигла двадцати градусов.
Today the air temperature reached twenty degrees.
Here, 'градусов' indicates an angular measure in degrees.
Поверни стул на девяносто градусов вправо.
Turn the chair ninety degrees to the right.
In this context, 'градусов' again refers to temperature measurement, specifying the optimal serving condition.