special-symbol?

functionsince v0.0-1803 clojure.core/special-symbol?Edit
(special-symbol? x)

Source docstring:
Returns true if x names a special form
Source code @ clojurescript:src/main/cljs/cljs/core.cljs
(defn ^boolean special-symbol?
  [x]
  (contains?
    '#{if def fn* do let* loop* letfn* throw try catch finally
       recur new set! ns deftype* defrecord* . js* & quote case* var ns*}
    x))