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From The Collaborative International Dictionary of English v.0.48:
Neology \Ne*ol"o*gy\, n. [Neo- + -logy: cf. F. n['e]ologie.] 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]