Definition of code-sharing in English:

code-sharing

noun

  • Agreement between two or more airlines to list certain flights in a reservation system under each other's names.

    • ‘The two airlines began their code-sharing and reciprocal frequent flyer program about a year ago.’
    • ‘The carrier hopes to add Chinese destinations, either by using their planes or through code-sharing with Chinese carriers, Pinoli said.’
    • ‘The airline now has code-sharing on flights into the New York City market, but you can't fly that route from many of its own cities.’

Pronunciation:

code-sharing

/koʊd ʃɛrɪŋ/