porting

¹ American  

[pawr-ting] / ˈpɔr tɪŋ /

noun

Computers.

1. the process of rewriting the source code of a program in a different programming language, or modifying it to run on a different hardware platform or operating system.

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porting ² American  

[pawr-ting] / ˈpɔr tɪŋ /

noun

Automotive, Machinery.

1. the changing of the size, shape, or location of the intake and exhaust ports in an internal-combustion engine, generally to improve performance.

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Etymology

Origin of porting¹

First recorded in 1970–75; port ⁵ ( def. ) (in the sense “to rewrite a source code”) + -ing ¹ ( def. )

Origin of porting²

First recorded in 1955–60; port ⁴ (in the sense “opening on a cylinder surface”) + -ing ¹