noun · neutral
insulation
UK/ˌɪnsjʊˈleɪʃən/US/ˌɪnsəˈleɪʃən/in·SU·la·tion
material used to prevent the transfer of heat, sound, or electricity; in buildings, it reduces heat loss
Examples
“Improving insulation in older houses reduces heating costs significantly.”
“Wall insulation prevented most of the heat loss during the cold spell.”
“They used recycled cotton as loft insulation to improve sustainability.”
Band 8 sentence
“Retrofitting terraces with improved wall and loft insulation is one of the most cost‑effective measures to cut household emissions.”
Collocations
- thermal insulation
- wall/roof insulation
- improve insulation
Word family
Common mistakes
isolation of the house→insulation of the house
insulation are important→insulation is important
Say it for a higher band
5insulate→6insulator→7+insulation
Synonyms
cladding
Easily confused
isolation
“After the flood the village experienced temporary isolation from nearby towns.”
Related words
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In Environment & Climate
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