noun
wheeled walker; rollator
A mobility aid with wheels, often used by elderly or disabled people. Also called シルバーカー or 歩行器 in some contexts.
祖母は歩行車を使って散歩に出かけた。
My grandmother went for a walk using her wheeled walker.
シルバーカー is a common term for a wheeled walker with a seat and basket, often used by the elderly. 歩行車 is a more formal or medical term.
Compound of 歩行 (walking) and 車 (wheeled vehicle).