atomic_number_40 (HyperDic hyper-dictionary)

English > 1 sense of the expression *atomic number 40*:
NOUN	substance	atomic number 40, zirconium, Zr	a lustrous grey strong metallic element resembling titanium

English > *atomic number 40*: 1 sense > noun 1, substance
Meaning	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	zirconium, Zr
Broader	metallic element, metal	Any of several chemical elements that are usually shiny solids that conduct heat or electricity and can be formed into sheets etc.
Substance of	baddeleyite	A mineral consisting of zirconium oxide
Substance of	zircon, zirconium silicate	A common mineral occurring in small crystals
Spanish	circonio, número atómico 40, zirconio, Zr
Catalan	número atòmic 40, zirconi, Zr

HyperDic: atomic_number_40