armillary sphere
English
![](../I/m/Armillary_sphere_escorial.jpg)
An armillary sphere.
Noun
armillary sphere (plural armillary spheres)
- An instrument consisting of graduated metal circles used to represent the motions of celestial bodies around the earth.
Translations
instrument consisting of graduated metal circles
|
|
This article is issued from
Wiktionary.
The text is licensed under Creative
Commons - Attribution - Sharealike.
Additional terms may apply for the media files.