reverse-engineer

[ ri-vurs-en-juh-neer ]
/ rɪˈvɜrs ɛn dʒəˈnɪər /

verb (used with object)

to study or analyze (a device, as a microchip for computers) in order to learn details of design, construction, and operation, perhaps to produce a copy or an improved version.

OTHER WORDS FROM reverse-engineer

reverse engineering, noun