co‧los‧sus /kəˈlɒsəs $ kəˈlɑː-/
noun [countable][
Date: 1300-1400;
Language: Latin;
Origin: 'very large statue', from Greek kolossos]
someone or something that is extremely big or extremely important:
an intellectual colossus like Leonardo [TahlilGaran] Dictionary of Contemporary English ▲