The act of passing over, across, or through; passage. Conveyance of people or goods from one place to another, especially on a local public transportation system. The system or vehicles used for such conveyance. A transition or change, as to a spiritual existence at death. Astronomy The passage of a celestial body across the observer's meridian. Astronomy The passage of a smaller celestial body or its shadow across the disk of a larger celestial body. A surveying instrument similar to a theodolite that measures horizontal and vertical angles. To pass over, across, or through: aircraft transiting the United States and Canada. To revolve (the telescope of a surveying transit) about its horizontal transverse axis in order to reverse its direction. Astronomy To make a transit.