Word Study
atomic number 36 |
atomic number 37 |
atomic number 38 |
atomic number 39 |
atomic number 4 |
atomic number 40
| atomic number 41
| atomic number 42
| atomic number 43
| atomic number 44
| atomic number 45
atomic number 40
WORDNET DICTIONARY
Noun atomic number 40 has 1 sense
- atomic number 40(n = noun.substance) zirconium, zr - 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; Array is a kind of metal, metallic element
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