eddie
n. countable C2 Proficiency US //ˈɛdi// ed·die
n. a circular movement of water or air that flows in a different direction from the main current. It often looks like a small whirlpool.
n. a circular movement of water, air, or smoke that moves against the main current, causing a small whirlpool or vortex.
The water formed a small eddie behind the large rock.
As the river flowed around the bridge support, a gentle eddie trapped the fallen leaves in a slow, spinning circle.
The canoeist skillfully navigated the rapids by identifying the calm eddies where the current reversed, allowing for a brief moment of rest before the next descent.
Usage
Commonly used in the context of fluid dynamics or nature writing; can also be used as a verb to describe the act of moving in circles.