armillary

[ ahr-muh-ler-ee, ahr-mil-uh-ree ]

/ ˈɑr məˌlɛr i, ɑrˈmɪl ə ri /

consisting of hoops or rings.

Origin of armillary

1655–65; < Latin armill(a) bracelet, hoop ( arm(us) shoulder (see arm¹) + -illa diminutive suffix) + -ary

These one would certainly take to be of Dom Manoel's time, for the armillary sphere was his emblem, but they are said to be older.

Portuguese Architecture |Walter Crum Watson
On the platform was an armillary sphere designed for observing the heavens.

On the Origin of Clockwork, Perpetual Motion Devices, and the Compass |Derek J. de Solla Price
The horizon diameter of this armillary sphere is about 21 cm.

Terrestrial and Celestial Globes Vol I |Edward Luther Stevenson
The armillary sphere (Fig. 117) stands at the east end130 of the court.

Terrestrial and Celestial Globes Vol II |Edward Luther Stevenson

The Biblioteca Barbarini of Rome possesses four armillary spheres, all appearing to be of the early seventeenth century.

Terrestrial and Celestial Globes Vol II |Edward Luther Stevenson

armillary

/ (ˈɑːmɪlərɪ, ɑːˈmɪlərɪ) /

of or relating to bracelets

C17: from New Latin armillaris, from Latin armilla bracelet