Webster's Revised Unabridged Dictionary · 1913

Armillary

Armillary ({not transcribed}) , adjective

[Late Latin armillarius, from Latin armilla arm ring, bracelet, from armus arm: compare French armillaire. See Arm, n.]

Pertaining to, or resembling, a bracelet or ring; consisting of rings or circles.
Collocations (1)
Armillary sphere , an ancient astronomical machine composed of an assemblage of rings, all circles of the same sphere, designed to represent the positions of the important circles of the celestial sphere. — Nichol