HYDROGEN FLUORIDE as NOUN

1. Meaning
   • a colorless poisonous corrosive liquid made by the action of sulphuric acid on calcium fluoride
   • solutions in water are hydrofluoric acid
   Hypernyms(s) hydrogen fluoride is a kind of… Example: animal is a hypernym of mammal, plant is a hypernym of flower
   • fluoride (what does fluoride mean?)