transit instrument


noun
  1. Astronomy. meridian circle.

  2. Surveying. transit (def. 6).

Origin of transit instrument

1
First recorded in 1805–15

Words Nearby transit instrument

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How to use transit instrument in a sentence

British Dictionary definitions for transit instrument

transit instrument

noun
  1. an astronomical instrument, mounted on an E-W axis, in which the reticle of a telescope is always in the plane of the meridian. It is used to time the transit of a star, etc, across the meridian

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