(1)A passageway or shaft in which air circulates, as in ventilating a mine.
(2)A covered, self-propelled passageway used for airline passenger and crew embarkation and debarkation at airport terminal gates.
(1)A passageway or shaft in which air circulates, as in ventilating a mine.
(2)A covered, self-propelled passageway used for airline passenger and crew embarkation and debarkation at airport terminal gates.