こうねつ 高熱 Common word LinksSentence search for 高熱Sentence search for こうねつKanji details for 高 and 熱Edit in JMdict Noun1. high feverわたし私はこうねつ高熱があった。さもなければキャンプにい行くことができただろう。I had a high fever; otherwise I could have gone camping.Noun2. intense heat Discussions Log in to talk about this word.