vitreous : Idioms & Phrases

• noun the clear colorless transparent jelly that fills the posterior chamber of the eyeball
  vitreous humor; vitreous body.
  

WordNet

• (Anat.), the vitreous humor. See the Note under Eye.

Webster 1913

• (Elec.), the kind of electricity excited by rubbing glass with certain substances, as silk; positive electricity; opposed to resinous, or negative, electricity.

Webster 1913

• noun the clear colorless transparent jelly that fills the posterior chamber of the eyeball
  vitreous humor; vitreous body.
  

WordNet

• . (Anat.) See the Note under Eye.

Webster 1913

• noun the clear colorless transparent jelly that fills the posterior chamber of the eyeball
  vitreous humor; vitreous body.
  

WordNet

• noun colorless glass made of almost pure silica
  quartz glass; crystal; lechatelierite; quartz.
  

WordNet

• (Zoöl.), 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.

Webster 1913