You seem to hear it on all the television hospital dramas: “stat!” A physician says she knows it means “immediately,” but she doesn’t know its origins. Quick! Is there a Latin expert in the house? This is part of a complete episode. Transcript of...
A San Diego woman who’s homeschooling her children wonders if there’s a formula that explains why nouns like teacher and writer end in “er,” while others, like professor and conductor, end in “or.” She suspects it has to do with whether the words...

