NI-HARD IRON as NOUN

1. Meaning
   • cast iron to which nickel has been added to make it resist abrasion
   Synonym(s)
   • Ni-hard (what does Ni-hard mean?)
   Hypernyms(s) Ni-hard iron is a kind of… Example: animal is a hypernym of mammal, plant is a hypernym of flower
   • alloy iron (what does alloy iron mean?)
   • alloy cast iron (what does alloy cast iron mean?)