PWN-3.0 relation(s)

eq_synonym

heavy metal _1(n) a metal of relatively high density (specific gravity greater than about 5) or of high relative atomic weight (especially one that is poisonous like mercury or lead)

CILI relation(s)

eq_synonym

heavy_metal _2(n) a metal of relatively high density (specific gravity greater than about 5) or of high relative atomic weight (especially one that is poisonous like mercury or lead)