#A letter, or a literary composition in the form of a letter.
#* 1748. David Hume. Enquiry concerning Human Understanding. Section 3. Â§ 5.
#*: he may be hurried from this plan by the vehemence of thought, as in an ode, or drop it carlessly, as in an epistle or essay
- Christianity One of the letters included as a book of the New Testament.
trans-top|book of the New Testament