heavy metal: 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)
relation: an abstraction belonging to or characteristic of two entities or parts together
monte: a gambling card game of Spanish origin; 3 or 4 cards are dealt face up and players bet that one of them will be matched before the others as the cards are dealt from the pack one at a time