spells
n. countablen. short periods of time when a specific type of weather or activity happens. You use this to describe something that does not last very long, like a few days of rain or a short time of feeling sick.
n. short, discrete periods of time characterized by a particular activity, condition, or state. Often used in meteorological contexts or to describe intermittent physical or emotional states.
We expect several sunny spells this week.
After several dizzy spells, he decided to see a doctor for a full checkup.
The region is prone to long dry spells followed by sudden, intense periods of rainfall that can lead to flash flooding in the valleys.
Almost always used in the plural when referring to periods of time; frequently collocated with weather adjectives like 'sunny', 'dry', or 'cold'.