Parallel sphere

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(Astron. & Geog.) that position of the sphere in which the circles of daily motion are parallel to the horizon, as to an observer at either pole.

See also: Parallel

References in periodicals archive ?
It also lacks the resources to take action against those who work in parallel spheres to their own.
At times the men and women share parallel spheres of authority, and at times subordinate ones.
Coakley argues, rightly I think, that the model of parallel spheres of authority can only emerge when mystics and confessors do not share institutional authority: that is when male clerics begin to take charge of lay female visionaries, as they do in the thirteenth century.
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