NATURAL GLASS as NOUN

1. Meaning
   • magma of any composition that cooled very rapidly
   Hypernyms(s) natural glass is a kind of… Example: animal is a hypernym of mammal, plant is a hypernym of flower
   • glass (what does glass mean?)
   Hyponym(s)
   • quartz glass (what does quartz glass mean?)
   • quartz (what does quartz mean?)
   • vitreous silica (what does vitreous silica mean?)
   • lechatelierite (what does lechatelierite mean?)
   • crystal (what does crystal mean?)
   • tektite (what does tektite mean?)