We found 9 dictionaries that define the word heatwave:

General (5 matching dictionaries)

1. Heatwave, heatwave: Wordnik
2. heatwave: Wiktionary
3. Heatwave (English band), Heatwave (Wiley song), Heatwave (album), Heatwave (band), Heatwave (climate), Heatwave (comics), Heatwave (festival), Heatwave (film), Heatwave: Wikipedia, the Free Encyclopedia
4. heatwave: TheFreeDictionary.com

Computing (1 matching dictionary)

5. Heatwave (climate): Encyclopedia

Medicine (1 matching dictionary)

6. Heatwave (climate): Medical dictionary

Slang (1 matching dictionary)

7. The Heatwave, heatwave: Urban Dictionary

Sports (1 matching dictionary)

8. 2060 Shadow-Slang (No longer online)

Definitions from Wiktionary ( ) ▸ noun:  A period of very hot weather. ▸ noun:  A heat haze. Similar: heat wave, hot spell, heats, heat storm, heat day, heat bank, hot minute, hot flash, hothouse, hot-flash, more... Opposite: cold spell, cold snap, chill, frost, freeze Types: dry heatwave, humid heatwave, urbheat island, flash drought, heat burst, heat lightning, heat cramps, heat exhaustion, more... Phrases: NXT Heatwave, 2022 Japan heatwave, Marine heatwave, July 1757 heatwave, more... Adjectives: european, early, sudden, prolonged, terrible, recent, severe, extreme, unusual, tropical, scorching ▸ Words similar to heatwave ▸ Usage examples for heatwave ▸ Idioms related to heatwave ▸ Wikipedia articles (New!) ▸ Popular adjectives describing heatwave ▸ Words that often appear near heatwave ▸ Rhymes of heatwave ▸ Invented words related to heatwave