'Vitreous' definitions:

Definition of 'vitreous'

(from WordNet)
adjective
Of or relating to or constituting the vitreous humor of the eye; "the vitreous chamber"
adjective
Relating to or resembling or derived from or containing glass; "vitreous rocks"; "vitreous silica"
adjective
(of ceramics) having the surface made shiny and nonporous by fusing a vitreous solution to it; "glazed pottery"; "glassy porcelain"; "hard vitreous china used for plumbing fixtures" [syn: glassy, vitreous, vitrified]

Definition of 'Vitreous'

From: GCIDE
  • Vitreous \Vit"re*ous\, a. [L. vitreous, from vitrum glass; perhaps akin to videre to see (see Vision). Cf. Varnish.]
  • 1. Consisting of, or resembling, glass; glassy; as, vitreous rocks. [1913 Webster]
  • 2. Of or pertaining to glass; derived from glass; as, vitreous electricity. [1913 Webster]
  • Vitreous body (Anat.), the vitreous humor. See the Note under Eye.
  • Vitreous electricity (Elec.), the kind of electricity excited by rubbing glass with certain substances, as silk; positive electricity; -- opposed to resinous, or negative, electricity.
  • Vitreous humor. (Anat.) See the Note under Eye.
  • Vitreous sponge (Zool.), any one of numerous species of siliceous sponges having, often fibrous, glassy spicules which are normally six-rayed; a hexactinellid sponge. See Venus's basket, under Venus. [1913 Webster]