hermeneutics n 1: the branch of theology that deals with principles of exegesis
Hermeneutics \Her`me*neu"tics\, n. [Gr. ? (sc. ?).] The science of interpretation and explanation; exegesis; esp., that branch of theology which defines the laws whereby the meaning of the Scriptures is to be ascertained. --Schaff-Herzog Encyc. [1913 Webster]