The Collaborative International Dictionary
Postillate
Postillate \Pos"til*late\, v. t. [LL. postillatus, p. p. of postillare.] To explain by marginal notes; to postil.
Tracts . . . postillated by his own hand.
--C. Knight.
Postillate
Postillate \Pos"til*late\, v. i.
To write postils; to comment.
To preach by expounding Scripture verse by verse, in regular order.
Wiktionary
postillate
vb. 1 To write postils; to comment. 2 To preach by expounding Scripture verse by verse, in regular order.