Question

What is the difference between threshing and winnowing ?​

Answer 1

separate grain from (corn or other crops), typically with a flail or by the action of a revolving mechanism.

"machinery that can reap and thresh corn in the same process"

move violently; thrash.

"a creature threshing in a net

While

blow a current of air through (grain) in order to remove the chaff.

"a combine cuts, threshes, and winnows the grain in one operation"