That depends on what you mean by 'moral.' In common usage, it is a synonym for 'ethics,' but in older usage it had religious connotations. Using the older meani

That depends on what you mean by 'moral.' In common usage, it is a synonym for 'ethics,' but in older usage it had religious connotations. Using the older meaning, a 'moral atheist' is an oxymoron. The fact that many religious ethicists still use the word this way leads to some unfortunate misunderstandings.