Definition of transit

• n. - The act of passing; passage through or over.
• n. - The act or process of causing to pass; conveyance; as, the transit of goods through a country.
• n. - A line or route of passage or conveyance; as, the Nicaragua transit.
• n. - The passage of a heavenly body over the meridian of a place, or through the field of a telescope.
• n. - The passage of a smaller body across the disk of a larger, as of Venus across the sun's disk, or of a satellite or its shadow across the disk of its primary.
• n. - An instrument resembling a theodolite, used by surveyors and engineers; -- called also transit compass, and surveyor's transit.
• v. t. - To pass over the disk of (a heavenly body).