過か熱ねつ

か

ね

つ

Common wordFreq.FrequencyTop 50,000

過熱する · noun or participle which takes 'suru'

Meanings

overheating; excessive heating

General physical overheating, such as of an engine, device, or room. Can be used both transitively and intransitively.

superheating (physics)

Technical physics term: heating a liquid above its boiling point without boiling. Domain-specific use.

overheating (figurative); going to excess; running too hot

Figurative use for situations, economies, debates, or emotions that become excessively heated or intense. Usually intransitive.

〈物もの〉が過か熱ねつするfor a device, engine, or machine to overheat
長ちょう時じ間かん使し用ようすると、パソコンが過か熱ねつすることがある。
If used for a long time, a computer can overheat.
〈事こと〉が過か熱ねつするfor a situation, competition, or debate to become excessively intense
選せん挙きょ戦せんが過か熱ねつしている。
The election race is heating up excessively.
過か熱ねつを防ふせぐto prevent overheating
冷れい却きゃく装そう置ちを取とり付つけて過か熱ねつを防ふせいだ。
We installed a cooling device to prevent overheating.
〈事こと〉の過か熱ねつを抑おさえるto keep something (a market, competition, etc.) from overheating
政せい府ふは経けい済ざいの過か熱ねつを抑おさえるための対たい策さくを打うち出だした。
The government announced measures to keep the economy from overheating.

沸ふっ騰とうN1sense 3
過熱 and 沸騰 can both describe a debate or situation becoming intensely heated, but 沸騰 (literally 'boiling') is more vivid and literary, while 過熱 is the more neutral term often used for economies or markets.
オーバーヒート
過熱 is the native Japanese term for overheating and can sound more formal or technical, while オーバーヒート is the loanword commonly used for engines, devices, or heated situations.
白はく熱ねつN1
過熱 often implies excessive or unhealthy overheating (e.g. of an economy or rivalry), whereas 白熱 is more neutral, describing peak intensity without necessarily negative connotation.

冷れい却きゃくN1sense 1
過熱 describes a device or system becoming excessively hot, while 冷却 describes it being cooled down, the direct opposite process.
鎮ちん静せい化か sense 3
過熱 describes a situation, market, or debate becoming excessively intense, while 沈静化 describes it calming down again, the natural opposite.

加か熱ねつN3sense 1
過熱 means excessive or runaway heating (overheating), while 加熱 simply means applying heat or heating something up normally, and the two are easy to mix up because they differ by only one kanji.

Compound of 過 (excess) and 熱 (heat). The figurative sense is a semantic extension of the physical overheating meaning.