Meaning & use

winnow

verb·Advanced

Last updated

UK/ˈwɪn.əʊ/
US/ˈwɪn.oʊ/

Meanings

  1. verbtransitive or intransitivetechnical

    To separate lighter husks from heavier grain by letting wind or a current of air blow the husks away.

    Grammar: Takes an object, such as grain, but it can be used without one: they winnowed after the harvest.

    Patterns

    • winnow something
    • winnow grain from chaff

    Farmers once winnowed the wheat by tossing it into the breeze.

    After threshing, the workers winnow the rice on wide baskets.

    They winnowed the barley until only clean grain remained.

  2. verbtransitivefigurative

    To reduce a large group to a smaller one by carefully removing the less suitable or less useful parts.

    Grammar: Usually followed by down or out: winnow down the list.

    Patterns

    • winnow something down
    • winnow out something
    • winnow something to something

    The committee will winnow the applications down to ten finalists.

    She winnowed her wardrobe until it fit into one suitcase.

    Editors winnow hundreds of submissions each month to find the best stories.

Word forms

third person singularwinnows
past tensewinnowed
past participlewinnowed
-ing formwinnowing

Common combinations

winnow down
We need to winnow down this long list of ideas.
winnow out
The teacher winnowed out the weakest essays first.
winnow the grain
They winnow the grain on a windy afternoon.
winnow the field
The first round will winnow the field to six candidates.
winnow the chaff
Good editors winnow the chaff from the wheat.

Synonyms and how they differ

sift
Sift means to pass something through a screen or examine it carefully, whereas winnow is specifically about removing the weaker part with air or selection.
cull
Cull suggests removing unwanted items, often animals, while winnow stresses keeping the best by repeated sorting.
narrow
Narrow is a plain word for reducing choices, but it does not imply that the removed parts were worthless.
filter
Filter suggests letting some things pass through a barrier, while winnow suggests gradually removing the poorer parts.

Opposites

Word family

winnowing noun
the process of separating or selecting
winnower noun
a person or machine that winnows grain
chaff noun
the husks removed from grain
wind noun
moving air, the force used in winnowing

Commonly confused: winnow or window? winnow or winch?

winnow vs window

Window is a glass opening in a wall and only resembles winnow in sound and spelling.

winnow vs winch

A winch is a machine for lifting and pulling with a cable, which has nothing to do with sorting.

Practice

The judges had to ___ more than two hundred entries down to a shortlist of five.

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