armillary sphere
armillary sphere
Definition
ar·mil·lary sphere (är′mə ler′ē)
noun
an ancient astronomical sighting instrument representing the great circles of the horizon, the ecliptic, the meridian, etc.
Etymology: < L armilla, armlet, bracelet < armus: see arm
Browse dictionary entries near armillary sphere
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- Armenian Soviet Socialist Republic
- Armenian
- Armenia
- armed robbery
- armed forces
- Arminianism
- Arminius
- armistice
- Armistice Day
- armlet
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- armoire
- armor
- armor-clad
