plural of companion ladder

plural of DNA ladder

A structure built on or around dams or locks to facilitate the migration of fish.

Resembling a ladder (device used for climbing).

A ladder with steps or treads instead of rungs that is hinged in the middle to form an inverted V, with stays to keep the two halves at a fixed angle.

plural of fish ladder

(organic chemistry) Any of a class of polycyclic hydrocarbons, consisting of repeating cyclobutane moieties, that resemble ladders

plural of ladderane

(US) snakes and ladders

(physics) A device, in the form of a series of metal bars joined by non-conducting links, used in electrostatic accelerators / (physics) A form of klystron that uses ladders