Translation guide
The concept of insulation covers thermal, electrical, and sound insulation, as well as figurative isolation. This guide helps learners express these meanings naturally in Japanese.
Material or method to prevent heat transfer, commonly used in construction and appliances.
The standard term for thermal insulation material. Used in construction, refrigerators, etc.
This house has good insulation.
Refers to thermal insulation as a concept or action. Often used in compounds.
We double-glazed the windows to improve insulation.
Specifically refers to heat-retaining material, often for pipes or containers.
Wrap insulation around the pipes.
Material or property that prevents electric current flow.
Electrical insulator material. Common in physics and engineering contexts.
Rubber is a good insulator.
The act or state of electrical insulation. Used in technical contexts.
Loanword from English, used in some technical fields but less common than 絶縁体.
Material or method to block or reduce sound transmission.
Soundproofing material. Used in rooms, studios, etc.
Install sound insulation in the walls.
Sound-blocking material, emphasizing blocking rather than absorbing.
Reduce noise with sound insulation.
Soundproofing as a concept. Often used in compounds like 防音室 (soundproof room).
State of being protected or isolated from outside influences, often used metaphorically.
Means isolation, often used for social or political insulation. Not a direct translation but conveys the figurative sense.
That country is insulated from the international community.
Means 'being protected', can imply insulation from harm or influence.
He is insulated from criticism.
Means 'being cut off', used for insulation from information or external factors.
The loanword インシュレーション is sometimes used in technical fields, but 断熱材 is much more common and natural for thermal insulation in everyday contexts.
断熱 (thermal insulation) focuses on preventing heat transfer, while 保温 (heat retention) focuses on keeping something warm. For building insulation, 断熱 is standard.
絶縁抵抗を測定する。
Measure the insulation resistance.
This insulator withstands high voltage.
防音がしっかりしているアパートを探している。
I'm looking for an apartment with good sound insulation.
They are insulated from outside information.