Sentence:  In his diabolical joke-typist persona, Perec murdered the English language, but his aggression was directed as much towards the unfunny ghastliness of scientific <WSD>pseudo-English</WSD> as towards the language itself, which he knew well and could bend quite effectively to his own humour. 
Meaning of the word marked with <WSD> tags:  (pejorative) English-language jargon or dialect that does not reflect the way most people speak.