Not s-expressions in the traditional Lisp definition of singly linked lists. In Lisp (a . b) is a cons cell with two symbols a and b. In Clojure it is some comp

Not s-expressions in the traditional Lisp definition of singly linked lists. In Lisp (a . b) is a cons cell with two symbols a and b. In Clojure it is some complex data structure with three elements a, ., and b.