Everyone has or has had a mother, even if the people involved had little to do with your delivery. So why do some women shrink, or even get angry with those who wish them a Happy Mothers’ Day? That’s because, as simple as it sounds, the definition of Mother is more complicated than one might think. And yet, for centuries, we in the U. S. have celebrated this mystery as Mother’s Day. Let’s start with the simplest definition of a mother: A female adult who has