1. a rare silvery (usually trivalent) metallic element; brittle at low temperatures but liquid above room temperature; occurs in trace amounts in bauxite and zinc ores; [syn: gallium, Ga, atomic number 31]
WordNet (r) 3.0 (2006):
atomic number 31
n 1: a rare silvery (usually trivalent) metallic element;
brittle at low temperatures but liquid above room
temperature; occurs in trace amounts in bauxite and zinc
ores [syn: gallium, Ga, atomic number 31]