noun
hot curler; heated hair roller
A heated roller used for curling hair. Common in beauty and styling contexts.
朝、ホットカーラーで髪を巻く時間がない。
I don't have time to curl my hair with hot curlers in the morning.
Variant with interpunct; less common in running text.
ヘアアイロン is a flat iron or curling iron, typically a wand or clamp device, while ホットカーラー refers to individual heated rollers.
Loanword from English 'hot curler'.