thirstwave noun [C] UK /ˈθɜːstweɪv/ US /ˈθɝːstweɪv/ a period of hot, dry weather that causes soil and plants to lose a very large amount of water to evaporation During a thirstwave, the atmosphere essentially goes into overdrive, demanding more moisture than usual. From 1981 to 2021, thirstwaves across the United States averaged 0.8 millimeters per … Continue reading New words – 27 October 2025 The post New words – 27 October 2025 appeared first on About Words - Cambridge Dict...