Noun
A prolonged or exhaustive discussion; especially, an acrimonious or invective harangue; a strain of abusive or railing language; a philippic.
Source: Webster's dictionarySocialism has typically been a nostalgic diatribe against underdeveloped capitalism, finding its eschatological soap-boxes amongst the relics of precapitalist territorialities. Nick Land
[ End of diatribe. We now return you to your regularly scheduled programming...]. Larry Wall
I don't get on stage and give a social diatribe. I am a performer and an entertainer. Peter Wentz
After a lengthy diatribe, Rep. Stephen Lynch, D-Mass., concluded his time by asking: “What the heck are you doing?” Source: Internet
Examples from his admirers and imitators mix seriousness and mockery in dialogues and present parodies before a background of diatribe. Source: Internet
Kendall, Richard the Third, p. 537 Six years after Richard's death, in 1491, a schoolmaster named William Burton, on hearing a defence of Richard, launched into a diatribe, accusing the dead King of being 'a hypocrite and a crookback. Source: Internet