Wiktionary
vb. To rotate in the opposite direction.
Usage examples of "counterrotate".
The ship counterrotated with it, making sure that the protective canopy was always pointed precisely in the direction of the line of flight.
The lattices separated, becoming shells of light that counterrotated around him in dizzying array.
The circles began to move, counterrotating so that, for a moment, each person in one circle faced each person in the other.
Navy command ship bristling with radar antennas and other navigation and communications gear--six huge oceangoing tugs, five supply ships, a submarine mother ship, two tenders, two oilers, a small troop transport to accommodate the personnel who would work aboard the iceberg, a seaplane tender that had been converted into a floating laboratory and informationprocessing station, and a helicopter carrier with twelve personnel choppers and three huge transports with sixbladed counterrotating props capable of lifting twenty-five tons.
The skeeter screeched as it lifted from the ground, and listed sideways, counterrotating slowly.
Powered by a little four-cylinder engine turning two counterrotating propellers, it drove through the water at twenty-two knots with its depth set at nine feet.