He was breathing stertorously.    From Wordnet, Princeton University. 

The giant Pietro lay, breathing stertorously, at his feet.    From Wordnik.com.  [My Shipmate—Columbus] Reference

The old man was breathing stertorously, his mouth wide open.    From Wordnik.com.  [Millennium] Reference

He was fast asleep, snoring stertorously by the open window.    From Wordnik.com.  [The Complete Stories]

In his corner of the compartment Blake slumbered stertorously.    From Wordnik.com.  [The Grell Mystery] Reference

Propped up on pillows, he breathed stertorously, his face bluish black.    From Wordnik.com.  [Did Jack London Commit Suicide?] Reference

The train now stamps heavily, breathes stertorously, as it climbs up and up.    From Wordnik.com.  [The Waves] Reference

He bent over the semi - conscious, stertorously breathing figure sprawled in a chair.    From Wordnik.com.  [Best Detective Stories]

The Captain was snoring stertorously, and Paresi was curled up like a cat on the floor.    From Wordnik.com.  [Breaking Point] Reference

The patient was now breathing stertorously and it was easy to see that he had suffered some terrible injury.    From Wordnik.com.  [Dracula] Reference

She was breathing stertorously when they reached her room; she pointed to the bed and they helped her to it.    From Wordnik.com.  [The Perfect Lover]

Lucy was breathing somewhat stertorously, and her face was at its worst, for the open mouth showed the pale gums.    From Wordnik.com.  [Dracula] Reference

But what about at home, in bed, Evian on the nightstand and Wally the mini-dachshund snoring stertorously under the covers?.    From Wordnik.com.  [Home Alone] Reference

His mouth was open and his breath came stertorously.    From Wordnik.com.  [The Moon Endureth: Tales and Fancies] Reference

She was breathing stertorously and her eyes were closed.    From Wordnik.com.  [Death of a Ghost]

Five minutes later he was drowsing stertorously on a lounge.    From Wordnik.com.  [The President A novel] Reference

His breath came deeply and slowly, not stertorously nor labored.    From Wordnik.com.  [The Mississippi Bubble] Reference

The man who had been struck on the head was breathing stertorously.    From Wordnik.com.  [Facing the German foe, by Colonel James Fiske] Reference

And Herr Krauss tumbled down upon his knees and sobbed stertorously.    From Wordnik.com.  [The Road to Mandalay A Tale of Burma] Reference

The wounded man, breathing stertorously, still cumbered the upper steps.    From Wordnik.com.  [The Long Night] Reference

The Banker snored stertorously from his mattress in a corner of the room.    From Wordnik.com.  [The Girl in the Golden Atom] Reference

A little fat man was sitting at a table, dead asleep, and snoring stertorously.    From Wordnik.com.  [The Gentleman A Romance of the Sea] Reference

They squatted there breathing stertorously, their eyes goggling into the night.    From Wordnik.com.  [The Skipper and the Skipped Being the Shore Log of Cap'n Aaron Sproul] Reference

Jimmy, breathing stertorously from excitement, was quite unable to give the award.    From Wordnik.com.  [In the Wilderness] Reference

He breathed stertorously, at times grunting and moaning with the pain of his sleep.    From Wordnik.com.  [The Turtles of Tasman] Reference

He lay back heavily with his mouth open, breathing stertorously and quite insensible.    From Wordnik.com.  [The Head of the House of Coombe] Reference

He was asleep in his usual corner, breathing stertorously, his head against the wall.    From Wordnik.com.  [The Belovéd Vagabond] Reference

The theme was full of absurd mistakes, over which the inspector snorted stertorously.    From Wordnik.com.  [Collections and Recollections] Reference

Page 64 with his coat buttoned up to his throat, breathing stertorously, and moaning.    From Wordnik.com.  [A Virginia girl in the Civil War, 1861-1865, by ed.] Reference

Katz's eyes were closed, and the breath came and went stertorously between his bloated lips.    From Wordnik.com.  [Owen Clancy's Happy Trail or, The Motor Wizard in California] Reference

Curled by her side upon the sofa, a little white dog with a black patch breathed stertorously.    From Wordnik.com.  [Anthony Lyveden] Reference

He fell into deep thought, breathing stertorously, as though he had been taking a nap open-eyed.    From Wordnik.com.  [The End of the Tether] Reference

Mariana had heard him speak in meeting, and thus stertorously was he accustomed to announce his faith.    From Wordnik.com.  [Country Neighbors] Reference

Superintendent copied by breathing first heavily and then stertorously, with one eye open and on his man.    From Wordnik.com.  [Stingaree] Reference

He was carried past me insensible, his comic face horribly flushed and as if swollen, breathing stertorously.    From Wordnik.com.  [The Shadow Line; a confession] Reference

I asked, as the two of us lifted the captain, who was breathing stertorously, as if snoring; "anything more serious?".    From Wordnik.com.  [The Island Treasure] Reference

The young man lay apparently unconscious on the floor, breathing stertorously, with convulsed features and closed eyes.    From Wordnik.com.  [The Shrieking Pit] Reference

He was breathing; breathing deeply and stertorously, as men breathe in apoplexy or after sunstroke or ruinous injury to the brain.    From Wordnik.com.  [The Pools of Silence] Reference

Armadale we carried the Colonel into his great bedroom where he lay breathing stertorously while Foster remained to assist his sister.    From Wordnik.com.  [Lorimer of the Northwest] Reference