Meridian altitude

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Related to Meridian altitude: meridian passage
an arc of the meridian intercepted between the south point on the horizon and any point on the meridian. See Meridian, 3.

See also: Altitude

References in classic literature ?
The long and fruitless march which they had made under the direction of Abiram, the discovery of the body, and its subsequent interment, had so far consumed the day, that by the time their steps were retraced across the broad track of waste which lay between the grave of Asa and the rock, the sun had fallen far below his meridian altitude.
The scales provide the tangent or cotangent of the meridian altitude.
105 I would think that the latitude was usually determined from the meridian altitude of the Sun (which has nothing to do with azimuth).