HEAT WAVE • E-FREE TRANSLATION.COM • Definition of Heat wave

... spring had gone by, the days when the feeling of growth impresses every sense. The haze-filled April mornings, warming into the forcing ardor of noon, had stirred into life the activity latent in root and twig. May's glowing sun, shining through the scantily covered branches, made dancing motes of heat wave above the surface of red clay. The aspens fluttered into exquisite greenness. The sourwood put forth the satin of its tender leaves. All over the mountain-sides and through the forest thickets the oak-tips blushed faint pink, a delicate velvet against ...

— A Tar-Heel Baron • Mabell Shippie Clarke Pelton

... because the bad times have made people too poor to overheat themselves with bad spirits of a liquid kind. The blacks differ, and certainly there were some cases of even total abstainers falling victims to the heat wave. ...

— The Euahlayi Tribe - A Study of Aboriginal Life in Australia • K. Langloh Parker