Biographer T.H.L. Parker provides a good definition of expository preaching when he summarizes Calvin’s method: “Expository preaching consists in the explanation and application of a passage of Scripture. Without explanation it is not expository; without application it is not preaching.”
– R. Albert Mohler Jr., “Expository Preaching: Center of Christian Worship” in Give Praise to God: A Vision for Reforming Worship (ed. Philip Graham Ryken et al: Phillipsburg, NJ: P&R, 2003), 112.