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Rice winnowing, Uttarakhand, India Winnowing in a village in Tamil Nadu, India Use of winnowing forks by ancient Egyptian agriculturalists. Winnowing is a process by which chaff is separated from grain. It can also be used to remove pests from stored grain. Winnowing usually follows threshing in grain preparation. In its simplest form, it ...
In sedimentology, winnowing is the natural removal of fine material from a coarser sediment by wind or flowing water. Once a sediment has been deposited, subsequent changes in the speed or direction of wind or water flowing over it can agitate the grains in the sediment and allow the preferential removal of the finer grains.
After this threshing process, the broken stalks and grain were collected and then thrown up into the air with a wooden winnowing fork or a winnowing fan. The chaff would be blown away by the wind; the short torn straw would fall some distance away; while the heavier grain would fall at the winnower's feet. The grain could then be further ...
A winnowing basket or fan is a tool for winnowing grain from chaff while removing dirt and dust too. [1] They have been used traditionally in a number of civilizations for centuries, [ 2 ] and are still in use today in some countries.
In psychiatry, derailment (aka loosening of association, asyndesis, asyndetic thinking, knight's move thinking, entgleisen, disorganised thinking [1]) categorises any speech comprising sequences of unrelated or barely related ideas; the topic often changes from one sentence to another.
Winnowing is an agricultural method for separating grain from chaff. Winnowing may also refer to: Winnowing (sedimentology) , a natural sediment separation process
The three-process view is a psychological term coined by Janet E. Davidson and Robert Sternberg. According to this concept, there are three kinds of insight: selective-encoding, selective-comparison, and selective-combination. [1] Selective-encoding insight – Distinguishing what is important in a problem and what is irrelevant. (i.e. filter)
"Sifting and winnowing" commemorative plaque. Sifting and winnowing is a metaphor for the academic pursuit of truth affiliated with the University of Wisconsin–Madison.It was coined by UW President Charles Kendall Adams in an 1894 final report from a committee exonerating economics professor Richard T. Ely of censurable charges from state education superintendent Oliver Elwin Wells.