shaft -
a long vertical passage sunk into the earth, as for a mine or tunnel
passage the act of passing from one state or place to the next
mine explosive device that explodes on contact; designed to destroy vehicles or ships or to kill or maim personnel
tunnel a passageway through or under something, usually underground (especially one for trains or cars); "the tunnel reduced congestion at that intersection"
shaft -
a vertical passageway through a building (as for an elevator)
passageway a passage between rooms or between buildings
edifice,
building a structure that has a roof and walls and stands more or less permanently in one place; "there was a three-story building on the corner"; "it was an imposing edifice"
elevator shaft a vertical shaft in a building to permit the passage of an elevator from floor to floor
ventilation shaft a shaft in a building; serves as an air passage for ventilation
shaft -
(architecture) upright consisting of the vertical part of a column
long bone,
os longum in limbs of vertebrate animals: a long cylindrical bone that contains marrow
shaft -
an aggressive remark directed at a person like a missile and intended to have a telling effect; "his parting shot was `drop dead'"; "she threw shafts of sarcasm"; "she takes a dig at me every chance she gets"