armillary sphere


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  • noun

Synonyms for armillary sphere

a celestial globe consisting of metal hoops

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References in periodicals archive ?
820), an armillary sphere with divisions for each ten arc minutes and a circle "whose nature is unclear43 had been used (see below), while in the second observational program, a mural quadrant (lubna) and a gnomon (shakhis) were used.
As empirical evidence and theoretical coherence multiplied on the Copernicans, some high ecclesiastics not only winked, but unsuccessfully tried to reassure the faithful: upon receiving a Copernican armillary sphere from the cardinal-president of the Congregation of the Index in the early eighteenth century, the Bolognese Academy of Sciences nervously commissioned Ptolemaic and Tychonic counterparts for it.
A great armillary sphere showing the workings of the heavens was to be in the center of the room.
From water flow to sun dials to astronomer priests to armillary spheres and more, humans have wanted to track time from the earliest days.
Wiseacre's Wizarding Equipment, where guests can grab wizarding essentials such as telescopes, binoculars, armillary spheres, compasses, magnifying glasses and hourglasses
Armillary spheres were originally used to make astronomical measurements, but gained huge popularity in the 18th and 19th centuries as a means of teaching astronomy.