The term GRAPH PEAKS is composed of two words: 'GRAPH' and 'PEAKS'. GRAPH is a visual representation of data, usually in the form of a chart or diagram. PEAKS refer to the highest points on a GRAPH, which indicate the maximum value of a given set of data. The crossword solution for this term is MAXIMA, which is a Latin word meaning 'the greatest' or 'the highest'. Therefore, GRAPH PEAKS can be defined as the highest points on a GRAPH, representing the maximum value of a given set of data.