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| of or containing titanium, especially in the tetravalent state or three valence state |
| to heat intensely or roast |
magnesium mag·ne·si·um (māg-nē'zē-əm, -zhəm)
n.
Symbol Mg
A light metallic element that burns with a brilliant white flame. Atomic number 12; atomic weight 24.305; melting point 649°C; boiling point 1,090°C; specific gravity 1.74 (at 20°C); valence 2.
| magnesium (māg-nē'zē-əm) Pronunciation Key
Symbol Mg A lightweight, moderately hard, silvery-white metallic element of the alkaline-earth group that burns with an intense white flame. It is an essential component of chlorophyll and is used in lightweight alloys, flash photography, and fireworks. Atomic number 12; atomic weight 24.305; melting point 649°C; boiling point 1,090°C; specific gravity 1.74 (at 20°C); valence 2. See Periodic Table. |