I know that many today use "functional" to mean ML-derived languages but that definition is incorrect. Lisps are not very much like Haskell at all, and have di

I know that many today use "functional" to mean ML-derived languages but that definition is incorrect. Lisps are not very much like Haskell at all, and have different goals. Which is why today's ML-centric worldview of functional programming so often forgets about them.