neology

n. [ Neo- + -logy: cf. F. néologie. ] 1. The introduction of a new word, or of words or significations, into a language; as, the present nomenclature of chemistry is a remarkable instance of neology. [ 1913 Webster ]

2. A new doctrine; esp. (Theol.), a doctrine at variance with the received interpretation of revealed truth; a new method of theological interpretation; rationalism. [ 1913 Webster ]