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Definition of gallium:

  1. A rare metallic element, found combined in certain zinc ores. It is white, hard, and malleable, resembling aluminium, and remarkable for its low melting point ( 86¡ F., 30¡ C.). Symbol, Ga; at. wt., 69. 9.
  2. A rare metallic element, found in certain zinc ores. It is white, hard, and malleable, resembling aluminium, and remarcable for its low melting point ( 86 F., 30C). Symbol Ga. Atomic weight 69. 9.

Synonyms:

atomic number 31, tabun, Ga.

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