All 5 Uses of

denounce

in

The Jungle, by Sinclair

In that morning's papers Jurgis had read a fierce denunciation of the packers by Scully, who had declared that if they did not treat their people better the city authorities would end the matter by tearing down their plants.†
Chpt 26

denunciation = strong criticism or public accusation OR (more rarely) reporting someone to the authorities

Philosophers have reasoned, prophets have denounced, poets have wept and pleaded—and still this hideous Monster roams at large!†
Chpt 28

denounced = strongly criticized or accused publicly OR (more rarely) informed against someone

And when, in answer to this, the victim would say that the whole country was getting stirred up, that the newspapers were full of denunciations of it, and the government taking action against it, Tommy Hinds had a knock-out blow all ready.†
Chpt 30

denunciations = criticisms or accusations

Here is a man who was the world's first revolutionist, the true founder of the Socialist movement; a man whose whole being was one flame of hatred for wealth, and all that wealth stands for,—for the pride of wealth, and the luxury of wealth, and the tyranny of wealth; who was himself a beggar and a tramp, a man of the people, an associate of saloon-keepers and women of the town; who again and again, in the most explicit language, denounced wealth and the holding of wealth: 'Lay not up for yourselves treasures on earth!'†
Chpt 31

denounced = strongly criticized or accused publicly OR (more rarely) informed against someone

Who denounced in unmeasured terms the exploiters of his own time:
Chpt 31 *

denounced = strongly criticized or accused publicly

Definition:

to strongly criticize or accuse publicly

or more rarely: to inform against someone (turn someone into the authorities)