processing
US /ˈprɑː.ses.ɪŋ/
UK /ˈprɑː.ses.ɪŋ/

1.
the action of performing a series of mechanical or chemical operations on something in order to change or preserve it
:
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The factory handles the processing of raw materials into finished goods.
•
Food processing techniques have advanced significantly.
2.
the action of dealing with documents or data
:
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The office is responsible for the processing of all incoming applications.
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Data processing is a crucial part of modern business.