noun
sunstroke
SUHN-strohk
noun
1
A serious illness caused by spending too long in strong sun, marked by fever, dizziness, and collapse.
"He was rushed to hospital with sunstroke after the marathon."
How to Use Sunstroke
Learner’s notesIn plain EnglishA severe form of heatstroke caused by overexposure to direct sunlight.
Common mistake
Sunstroke is more serious than sunburn — it's a medical emergency involving the whole body, not just reddened skin.
Easily confused with
heatstroke
sunburn →
Word Forms
sunstrokes plural
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He was rushed to hospital with _____ after the marathon.
Etymology
A compound of sun + stroke, describing a "stroke" (sudden collapse) brought on by the sun.