ARMILLARY SPHERE


Meaning of ARMILLARY SPHERE in English

■ noun a revolving model of the celestial sphere constructed from metal rings representing the equator, the tropics, etc.

Origin

C17: from mod. L. armillaris 'relating to an armilla ', a similar astronomical instrument used by ancient astronomers, from L. armilla 'bracelet'.

Concise Oxford English vocab.      Сжатый оксфордский словарь английского языка.