(physics,chemistry)Initialism of hyperquenched glassy water.; a form of H2O water ice which is glassy, non-crystalline, that is formed by rapidly cooling liquid water
Coordinate terms:glassy water, LDA, MDA, HDA, ice I, ice Ih, ice Ic, ice II, ice III, ice IV, ice V, ice VI, ice VII, ice VIII, ice IX, ice X, ice XI, ice XII, ice XIII, ice XIV, ice XV, ice XVI, ice XVII, ice XVIII, ice XIX