insulation

noun/ˌɪnsəˈleɪʃən/

Frequency rank: #6,276 of 20,003 in the WORDED list (wordfreq data)

Meaning

Material used to prevent heat, sound, or electricity from passing through.

Illustration for the English word “insulation”

Example sentence

Thick insulation in the walls keeps the house warm during winter.

Synonyms & related words

More words in ranks 6,201–6,300