The concept is so much a fundamental part of nature that it is found in almost all scientific disciplines. Yet there is only one place that it is a common term.
The definition of “grind” is “to wear down, smooth, or sharpen by abrasion or friction; to reduce to fine particles, as by pounding, crushing or pulverizing.” But it is also used to describe a “dreary, monotonous, or difficult labor, study, or routine.”
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