conductorului
Conductorului is the genitive and dative singular form of the Romanian noun conductor. The base noun refers to a person who directs or leads, or to a component that carries an electrical current. In Romanian, the primary term for a musical conductor is dirijor, while conductor is used in more specialized or historical contexts and in technical language. The word also designates staff responsible for passenger service on trains, trams, and other vehicles, commonly expressed as conductorul de tren or conductor de tramvai.
In science and engineering, conductor denotes a material that permits the flow of electricity, such as copper
Grammatical usage of conductorului: as the genitive/dative singular, it marks possession (cartea conductorului — the conductor’s book)