Gangway

n.	1.	A passage or way into or out of any inclosed place; esp., a temporary way of access formed of planks.
	2.	In the English House of Commons, a narrow aisle across the house, below which sit those who do not vote steadly either with the government or with the opposition.
	3.	(Naut.) The opening through the bulwarks of a vessel by which persons enter or leave it.
	4.	(Naut.) That part of the spar deck of a vessel on each side of the booms, from the quarter-deck to the forecastle; - more properly termed the waist. Gangway ladder a ladder rigged on the side of a vessel at the gangway. To bring to the gangway to punish (a seaman) by flogging him at the gangway.

Noun	1.	gangway - a temporary passageway of planks (as over mud on a building site)
	2.	gangway - a temporary bridge for getting on and off a vessel at dockside Synonyms: gangboard, gangplank
	3.	gangway - passageway between seating areas as in an auditorium or passenger vehicle or between areas of shelves of goods as in stores Synonyms: aisle

Bifrost, access, adit, air lock, approach, bascule bridge, bateau bridge, bridge, cantilever bridge, catwalk, corridor, drawbridge, entrance, entranceway, entry, entryway, floating bridge, flyover, footbridge, gangboard, gangplank, hall, in, ingress, inlet, intake, lift bridge, means of access, opening, overbridge, overcrossing, overpass, passage, passageway, pontoon bridge, rope bridge, span, stepping-stone, stepstone, suspension bridge, swing bridge, toll bridge, vestibule, viaduct, way, way in