Ⅰ.
precision UK US /prɪˈsɪʒən/ noun [U]
► the quality of being exact: »
The pressure on advertisers to deliver results has led to them targeting consumers with unprecedented precision.
Ⅱ.
precision UK US /prɪˈsɪʒən/ adjective [before noun]
► PRODUCTION used to describe machines, tools, etc. that are made to a very accurate and exact standard: »
a precision instrument manufacturer
»Paramount makes precision metal products such as housings, bodies, and manifolds for airplanes.
Financial and business terms. 2012.