noun
glass block
Refers to the hollow glass building block used in walls and windows for light transmission and privacy.
浴室の壁にガラスブロックを使うと、明るくておしゃれな雰囲気になる。
Using glass blocks for the bathroom wall creates a bright and stylish atmosphere.
Variant with interpunct; less common in running text.
Loanword from English 'glass block'.