From Longman Dictionary of Contemporary Englishkaleidoscopeka‧lei‧do‧scope /kəˈlaɪdəskəʊp $ -skoʊp/ noun [countable] 1 CHANGE FROM ONE THING TO ANOTHERa pattern, situation, or scene that is always changing and has many details or bright colourskaleidoscope of a kaleidoscope of cultures2 DHTa tube with mirrors and pieces of coloured glass at one end, which shows coloured patterns when you turn itOrigin kaleidoscope (1800-1900) Greek kalos “beautiful” + eidos “form” + English -scope (as in telescope)