평상시보다 기온이 훨씬 높은 날씨가 며칠 동안 계속되는 현상
A prolonged period of abnormally hot weather, often accompanied by high humidity, that exceeds the typical temperatures of a region.
예문:
"The city opened cooling centers to help vulnerable residents during the intense heatwave."
"Farmers are concerned that the prolonged heatwave will damage their crops and lead to a water shortage."
"Meteorologists predicted that the heatwave would last for at least another week."