heatwavenoun [ C usually singular ]
uk/ˈhiːtˌweɪv/us/ˈhiːtˌweɪv/a period of time such as a few weeks when the weather is much hotter than usual
Thesaurus: synonyms and related words
Hot & heat
- beat
- blistering
- boil
- boiling
- burning
- closeness
- dog days
- fug
- heat
- heating
- mirage
- overheat
- red-hot
- sizzling
- steaming
- stuffy
- swelter
- sweltering
- thermo-
- torrid
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