Meaning seems to shift from context to context; how do we know when someone says "grab a chair" that an ottoman or orange crate will do, but when someone says "let's buy a chair," they won't? In Plastic Glasses and Church Fathers, Kronenfeld offers a theory that explains both the usefulness of language's variability of reference and the mechanisms which enable us to understand each other in spite of the variability. Kronenfeld's theory, rooted in the tradition of ethnoscience (or cognitive anthropology), accomplishes three things. First, it distinguishes prototypic referents from...

Meaning seems to shift from context to context; how do we know when someone says "grab a chair" that an ottoman or orange crate will do, but when someone says "let's buy a chair," they won't? Somehow, in spite of this slipperiness, we usually understand each other in conversations, and have straightforward ways of querying each other when we sense a gap in understanding. We seem capable of using ordinary language to communicate with as much precision as we are willing to take the time and effort for--through attention to interactive feedback, and the use of paraphrastic modification,...