Operational technology (OT) is hardware and software that detects or causes a change, through the direct monitoring and/or control of industrial equipment, assets, processes and events.
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1. the branch of knowledge that deals with the creation and use of technical means and their interrelation with life, society, and the environment, drawing upon such subjects as industrial arts, engineering, applied science, and pure science
2. the terminology of an art, science, etc.; technical nomenclature
3. a technological process, invention, method, or the like
4. the sum of the ways in which social groups provide themselves with the material objects of their civilization

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