n :  a rare bluish white metallic element that is hard and brittle at low temperatures but melts just above room temperature and expands on freezing and that is used in the form of its nitrate salt to treat hypercalcemia caused by certain cancers - symbol Ga - see ELEMENTtable   .
 
 
 
Similar sounding terms:  ca·lum·ba  clam·my  coe·lom  col·lum 
 
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