Selected from a group or removed (usually the weaker, sicker, or unwanted ones) from a larger population.
From Old French 'cuillir' meaning 'to gather' or 'to pick,' related to Latin 'colligere.' Originally meant simply to pick or gather, but evolved to mean selecting by removing.
Farmers have culled animals for thousands of years to strengthen herds, but this same word now appears in data science when companies 'cull' or filter through millions of pieces of information—the ancient farming technique became a digital survival strategy.
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