ladder
n
1 a portable framework of wood, metal, rope, etc., in the form of two long parallel members connected by several parallel rungs or steps fixed to them at right angles, for climbing up or down
2 any hierarchy conceived of as having a series of ascending stages, levels, etc.
the social ladder
a anything resembling a ladder
b (as modifier)
ladder stitch
4 (Also called)
run (Chiefly Brit) a line of connected stitches that have come undone in knitted material, esp. stockings
5 See →
ladder tournament
vb
6 (Chiefly Brit) to cause a line of interconnected stitches in (stockings, etc.) to undo, as by snagging, or (of a stocking) to come undone in this way (Old English hlædder; related to Old High German leitara)
accommodation ladder
n (Nautical) a flight of stairs or a ladder for lowering over the side of a ship for access to and from a small boat, pier, etc.
aerial ladder
n the U.S. and Canadian term for →
turntable ladder
bucket ladder
n
a a series of buckets that move in a continuous chain, used to dredge riverbeds, etc., or to excavate land
b (as modifier)
a bucket-ladder dredger
fish ladder
n a row of ascending pools or weirs connected by short falls to allow fish to pass barrages or dams
jack ladder
n another name for →
Jacob's ladder →
2
Jacob's ladder
n
1 (Old Testament) the ladder reaching up to heaven that Jacob saw in a dream (Genesis 28:12--17)
2 (Also called)
jack ladder a ladder made of wooden or metal steps supported by ropes or chains
3 a North American polemoniaceous plant, Polemonium caeruleum, with blue flowers and a ladder-like arrangement of leaves
4 any of several similar or related plants
ladder back
n a type of chair in which the back is constructed of horizontal slats between two uprights
ladder tournament
n a tournament in a sport or game in which each contestant in a list attempts to defeat and displace the contestant above him, (Also called)
ladder
salmon ladder
n a series of steps in a river designed to enable salmon to bypass a dam and move upstream to their breeding grounds
scaling ladder
n a ladder used to climb high walls, esp. one used formerly to enter a besieged town, fortress, etc.
sea ladder
n a rope ladder, set of steps, etc., by which a boat may be boarded at sea
squash ladder
n a list showing the relative order of merit of a set of squash players determined by the winning player in each match taking the higher of the two players' positions
turntable ladder
n (Brit) a power-operated extending ladder mounted on a fire engine, (U.S. and Canadian name)
aerial ladder