postIllation

[POSTILLATE.] The act of postillating; exposition of Scripture in preaching. post-Il-lā-tör, s. [Low Lat., from postillo = to postillate (q.v.).] One who postillates; a commentator; one who expounds Scripture verse by verse. post-11-ler, s. [Eng. postil, v.; -er.] One who postils; one who writes original notes; an annotator. "It hath been observed by many holy writers, commonly delivered by postillers and commentators." Browne .