An example of an eddy is a whirlwind.
An example of eddy is for a whirlpool to form.
Origin of eddy
- Middle English ydy probably of Scandinavian origin Old Norse idha
From American Heritage Dictionary of the English Language, 5th Edition
- From Middle English eddy, from either Old English edēa (< ed- "turning" + ēa "water"), equivalent to ed- + ea; or from Old Norse iða.