ice cream vs ice cube

ice cream

noun
  • A portion of ice cream on a stick, in a cup or in a wafer cone. 

  • A dessert made from frozen sweetened cream or a similar substance, usually flavoured. 

ice cube

noun
  • Any small piece of ice used for cooling drinks, larger than crushed ice, regardless of their shape. 

  • Used other than figuratively or idiomatically: see ice, cube. 

How often have the words ice cream and ice cube occurred in a corpus of books? (source: Google Ngram Viewer )