Translation guide
The concept of making a room or building resistant to the passage of sound, either to keep noise in or out. In Japanese, this is expressed through nouns, verbs, and adjectives related to sound insulation.
Referring to the material, structure, or general concept of blocking sound.
The most common and general term for soundproofing. Can be used as a noun or in compound words.
This room is well soundproofed.
I requested soundproofing work.
Literally 'sound blocking'. Often used in technical contexts or as part of compound words like 遮音シート (soundproofing sheet).
Soundproofing material. Refers specifically to the materials used.
Apply soundproofing material to the wall.
The action of making a space soundproof.
Describing something as being resistant to sound.
防音 is the general term for soundproofing, encompassing both blocking and absorbing sound. 遮音 specifically means blocking sound transmission and is more technical. For everyday use, 防音 is preferred.
防音 is often combined with other words to specify the type of soundproofing: 防音室 (soundproof room), 防音壁 (soundproof wall), 防音床 (soundproof floor).
A wall with high sound insulation performance
We plan to do soundproofing work on the house next month.