Ecclesiastes means in the bible: The Greek translation of Hebrew Koheleth. This word means “one who gathers an assembly”, sometimes referred to as Preacher. Ecclesiastes is a collection of reflections about some of the most difficult problems in life as they are presented to us. Eccl. The epilogue Eccl.9-14 outlines the major conclusions to which the author has come. 1: The author refers to himself as “son David, king of Jerusalem”.
(in Bible Dictionary)