noun
A ladder made of rope, often with wooden rungs, used for climbing or emergency escapes.
非常時に備えて、窓のそばに縄梯子を置いている。
I keep a rope ladder near the window in case of emergency.
Generic 'ladder'; 縄梯子 specifically refers to a rope ladder.
Compound of 縄 (なわ, 'rope') and 梯子 (はしご, 'ladder').