Definitionen
1.VerbTo subject (granular material, especially food grain) to a current of air separating heavier and lighter components, as grain from chaff.
2.VerbTo separate, sift, analyse, or test by separating items having different values."They winnowed the field to twelve.; They winnowed the winners from the losers.; They winnowed the losers from the winners."
3.VerbTo blow upon or toss about by blowing; to set in motion as with a fan or wings.
4.VerbTo move about with a flapping motion, as of wings; to flutter.
5.NounThat which winnows or which is used in winnowing; a contrivance for fanning or winnowing grain.
6.NounThe act of winnowing