1The temperature or state of something that is so hot that it emits white light.
- Sometimes he would see the Bunsen burners on, the shooting blue flame and jet white heat.
- At high temperatures, objects radiate intense light across the visible spectrum - that's white heat.
- A gout of white heat erupted from the star in the centre of the reactor, fusing metal and spewing out into space.
1.1 [in singular] A state of intense passion or activity.
- There would be a white heat of new ideas, invention, fortunes being made and fortunes being lost.
- Love affairs, forged in the white heat of lust, are extinguished just as quickly by a fleeting glance from a beautiful stranger.
- His belief in his polemical fable, Keneally tells me from his home in Sydney, stems from the fact it was urgently written - ‘in the white heat of anger’ - from the heart.
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