μείζων [22 verses](adj sg masc nom comp ) "Greater" is meizon which means "bigger," "higher," "longer," and "greater" and is the comparative form of megas, which means "big" and "great." The superlative form "greatest" is megistos, μέγιστος. The superlative form "greatest" is megistos, μέγιστος. -- "Greatest" is an adjective which is the comparative form of the word meaning "big" or "great." It means "bigger," "higher," "longer," "greater" and simply, "superior." When it is introduced by an article, it means "the greater." It is not the superlative form.