Diatribe
Pronunciation : Di"a*tribe
Part of Speech : n.
Etymology : [L. diatriba a learned discussion, Gr. terere, F. trite: cf. F. diatribe.]
Definition : Defn: A prolonged or exhaustive discussion; especially, an acrimonious or invective harangue; a strain of abusive or railing language; a philippic. The ephemeral diatribe of a faction. John Morley.
Source : Webster's Unabridged Dictionary, 1913