angle of declination

Definition of angle of declination

1 : the angle made by a descending line or plane with a horizontal plane
2 : the angle between the direction indicated by a magnetic needle and the true meridian

called also magnetic declination

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First Known Use of angle of declination

1733, in the meaning defined at sense 1

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The first known use of angle of declination was in 1733

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Cite this Entry

“Angle of declination.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/angle%20of%20declination. Accessed 25 Nov. 2020.

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