'Crystalline heavens' definitions:

Definition of 'Crystalline heavens'

From: GCIDE

Crystalline \Crys"tal*line\ (kr?s"tal-l?n or -l?n; 277), a. [L. crystallinus, from Gr. ????: cf. F. cristallin. See Crystal.]
1. Consisting, or made, of crystal. [1913 Webster]
Mount, eagle, to my palace crystalline. --Shak. [1913 Webster]
2. Formed by crystallization; like crystal in texture. [1913 Webster]
Their crystalline structure. --Whewell. [1913 Webster]
3. Imperfectly crystallized; as, granite is only crystalline, while quartz crystal is perfectly crystallized. [1913 Webster]
4. Fig.: Resembling crystal; pure; transparent; pellucid. "The crystalline sky." --Milton. [1913 Webster]
Crystalline heavens, or Crystalline spheres, in the Ptolemaic system of astronomy, two transparent spheres imagined to exist between the region of the fixed stars and the primum mobile (or outer circle of the heavens, which by its motion was supposed to carry round all those within it), in order to explain certain movements of the heavenly bodies.
Crystalline lens (Anat.), the capsular lenslike body in the eye, serving to focus the rays of light. It consists of rodlike cells derived from the external embryonic epithelium. [1913 Webster]