The discontents produced by his bare, unsatisfying life are deliberately turned outwards and dissipated by such devices as the Two Minutes Hate, and the speculations which might possibly induce a sceptical or rebellious attitude are killed in advance by his early acquired inner discipline.
There are no more uses of "dissipate" in the book.
Show samples from other sources
Airborne radiation dissipates over time and distance.
Everyone is frightened right now, but the fear will eventually dissipate.