English noun: Zr | |||
1. | Zr (substance) a lustrous grey strong metallic element resembling titanium; it is used in nuclear reactors as a neutron absorber; it occurs in baddeleyite but is obtained chiefly from zircon | ||
Synonyms | atomic number 40, zirconium | ||
Broader (hypernym) | metal, metallic element | ||
Substance meronym | baddeleyite, zircon, zirconium silicate | ||