supportrail
nounUK /səˈpɔːt reɪl/
US /səˈpɔːrt reɪl/
A bar you hold or lean on to keep steady.
She grabbed the supportrail as she climbed the stairs.
OTHER MEANINGS
2. A metal bar that holds up part of a machine or structure.
The supportrail keeps the conveyor belt in place.
3. A bar along a bed to stop someone from rolling out.
The hospital bed has a supportrail on each side.
4. A bar beside a bathtub or toilet to help people stand safely.
He installed a supportrail in the bathroom for his grandmother.
5. A bar on a vehicle that people hold while standing.
Hold the supportrail when the bus starts moving.