heatwave

Definition

Alternative spelling of heat wave (“period of exceptionally hot weather”)

Etymology

From heat + wave.

Example Sentences

• "Various parts of the world have been experiencing heatwaves and on Thursday the EU’s climate monitoring service said the world had experienced its hottest June on record last month. […] In parts of China, an enduring heatwave has continued, with temperatures reaching above 35C."
• "Both weather agencies forecast temperatures above 40C over the coming days and called for vigilance amid forecasts of “a very intense, even exceptional” heatwave in parts of the continent."
• "On a hot summer's day, one can literally see heatwaves shimmering off the surfaces of inanimate objects."