rotary plow

American  

noun

1. a tined auger mounted on a horizontal power-driven shaft, for pulverizing unplowed soil preparatory to planting.

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Etymology

Origin of rotary plow

First recorded in 1885–90

Example Sentences

After a rescue train equipped with a rotary plow and then a relief train carrying nurses also got stuck, passengers — some borne on stretchers — traveled on foot to the highway, where they were driven to a nearby lodge turned into a medical facility.

From New York Times

Among them were a flying ship, an air blower, punching press, trip hammer, pocket lamp, pocket chair, fog whistle, wire cutter, engine lathe, clothes drier, grain weigher, camera obscura, spring pistol, engine cut off, balanced valve, revolvidal boat, rotary plow, reaction wind wheel, portable house, paint mill, water lifter, odometer, thermo engine, rotary engine, and scores of other inventions.”

From Scientific American

The canyon through the snowdrifts, bored by the giant rotary plow the night before, was almost filled; drifts of snow eight or ten feet high and, in places, pointing still higher, came up to the rear of the train; the end of the platform itself was buried under three feet of snow; the men standing on the platform could barely look over the higher drifts.

From Project Gutenberg

Nutting, Quincy, Mass I claim the rotary plow, arranged to operate substantially as set forth.

From Project Gutenberg