Wiktionary
superrotation
n. circulation of winds at a velocity (or angular momentum) greater than that of the surface
Usage examples of "superrotation".
This was for two reasons: to stay in constant communications contact with us and to plot the direction and speed of the superrotation wind, with Hesperos playing the same role as a smoke particle in a wind tunnel.
We had bounced and shuddered when we were in the superrotation winds up higher, but once we'd sunk down to the clear region between the first and second cloud decks the air pressure had become so thick that the winds were smothered and our ride had become glassy smooth.