also: ほつねつ
発熱する · noun or participle which takes 'suru'
| Form | Positive | Negative |
|---|---|---|
| Dictionary | 発熱する | 発熱しない |
| Polite | 発熱します | 発熱しません |
| Past polite | 発熱しました | 発熱しませんでした |
| Past | 発熱した | 発熱しなかった |
| Te-form | 発熱して | 発熱しないで |
| Desire | 発熱したい | 発熱したくない |
| Potential | 発熱できる | 発熱できない |
| Passive | 発熱される | 発熱されない |
| Causative | 発熱させる | 発熱させない |
| Causative passive | 発熱させられる | 発熱させられない |
| Volitional | 発熱しよう | |
| Polite volitional | 発熱しましょう | |
| Imperative | 発熱しろ | 発熱するな |
| Conditional | 発熱すれば | 発熱しなければ |
| Tara conditional | 発熱したら | 発熱しなかったら |
noun, noun or participle which takes 'suru', intransitive verb
generation of heat; heat production
Only with reading はつねつ
Refers to the physical process of producing heat, often in scientific or technical contexts.
This machine generates a large amount of heat.
noun, noun or participle which takes 'suru', intransitive verb
fever; pyrexia
Commonly used for a feverish condition, especially in medical or everyday health contexts.
I had a fever from a cold, so I stayed home from school.
If the fever persists, please go to the hospital.
My child ran a fever, so I took them to the hospital.
This battery generates heat while in use.
I've had a cough accompanied by a fever.
The fever has continued for three days now.
発汗 and 発熱 share the prefix 発 and both appear in medical contexts, but 発汗 means 'sweating' while 発熱 means 'fever/generating heat'.
exothermic reaction
fever consultation center
Obsolete kana usage; included for recognition of historical texts.