manrope

noun

1. Each of the ropes used in ascending the side of a sailing ship.

   “Halting for an instant at the foot of the ladder, and with both hands grasping the ornamental knobs of the man-ropes, Father Mapple cast a look upwards, and then with a truly sailor-like but still reverential dexterity, hand over hand, mounted the steps as if ascending the main-top of his vessel.”