ALL meanings of gallium
gal·li·um
G g - noun gallium a rare, steel-gray, trivalent metallic element used in high-temperature thermometers because of its high boiling point (1983°C) and low melting point (30°C). Symbol: Ga; atomic weight: 69.72; atomic number: 31; specific gravity: 5.91 at 20°C. 1
- noun gallium chemical element 1
- noun gallium The chemical element of atomic number 31, a soft silvery-white metal that melts at about 30°C, just above room temperature. 1
- noun gallium a silvery metallic element that is liquid for a wide temperature range. It occurs in trace amounts in some ores and is used in high-temperature thermometers and low-melting alloys. Gallium arsenide is a semiconductor. Symbol: Ga; atomic no: 31; atomic wt: 69.723; valency: 2 or 3; relative density: 5.904; melting pt: 29.77°C; boiling pt: 2205°C 0
- noun gallium a bluish-white, metallic chemical element, often a supercooled liquid at room temperature, used in semiconductors, LED's, lasers, etc., and as a substitute for mercury in high-temperature thermometers: symbol, Ga; at. no., 31 0