transit instrument

Origin of transit instrument

First recorded in 1805–15
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for transit instrument

Historical Examples of transit instrument

  • The transit-instrument, or culminatory, observes when a star has reached the highest point in its course.

    Titan: A Romance v. 1 (of 2)

    Jean Paul Friedrich Richter

  • The deviation of a transit-instrument from the plane of the meridian at the horizon; it is also termed the azimuthal error.

    The Sailor's Word-Book

    William Henry Smyth


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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