Definitional Theory of Meaning

Theory that meanings are kind oi dictionary right inside the brain. Somehow you have representation of a description of what that word would mean. There are some problems with that definitional theory of meaning. An institution is a human construct foranbe making it up. It's basically just turtles all the way down. The fact that we haven't had good science on this for most of history doesn't mean that we haven've had lots of philosophy on it.