With "marriage," the word gets applied to same-sex marriages by proponents and opponents alike. That means the word itself is changing, and we reflect this change. But because of the idea that the dictionary is the objective voice of authority over culture and knowledge, it reads like approval. It's not a helpful way of looking at lexicography.

We want to emulate the educated class, even if we don't think of educated people as a class these days.

The initial 18th-, 19th-century intention was to give the less-educated lower classes a way to move up into this new, rising middle class, to enable them to fit in. So our view of language as being class-based is an unintended consequence of the drive to help educate rising businessmen.

Words have always been political, and that means that, in many people's minds, dictionaries are political. Because that's what dictionaries do: they do words.

Back in the 19th century, our marketing folks decided to play up the refined usage angle because prescriptivism was very popular: our dictionary is where you go to learn anything about anything. That really set the tone in North America for how people responded to dictionaries.

It's very easy, when things like the gay marriage write-in happen, to get sick of how people view language and say, "ah, come on it's just a dictionary." But then you hear from people who say if you take out "retarded" it won't exist anymore, and there will be no slurs for people to call my child. And that's just heartrending.

With "marriage," the word gets applied to same-sex marriages by proponents and opponents alike. That means the word itself is changing, and we reflect this change. But because of the idea that the dictionary is the objective voice of authority over culture and knowledge, it reads like approval. It's not a helpful way of looking at lexicography.