extremes
n. C / U B2 Upper Intermediate US //ɛkˈstɹimz// UK //ɛkstɹˈiːmz// ex·tremes
n. the highest or lowest levels of something, such as very hot or very cold weather. You use this to describe situations that are far from the middle or average.
n. the furthest possible points or degrees of a quality, state, or condition. Often used to describe intense opposites, such as wealth and poverty or heat and cold.
The weather reached extremes of heat this summer.
The marathon runners had to prepare for extremes of temperature as they crossed the desert.
Political discourse in the region has moved toward extremes, leaving little room for the moderate voices that once dominated the local assembly.
Usage
Often used in the plural form to describe a range between two opposites.