mainline

/ˈmeɪnˌlaɪn/

noun

  1. 1

    An airline's main operating unit, as opposed to codeshares or regional subsidiaries.

  2. 2

    The main repository for a software project, from which different versions (forks) may be split off.

verb

  1. 1

    To inject (a drug) directly into a vein.

  2. 2

    To integrate (code, etc.) into the main repository for a software project, rather than separate forks.

Synonyms

adjective

  1. 1

    Normal, principal or standard.

  2. 2

    Of or pertaining to the principal route or line of a railway.

  3. 3

    Of or pertaining to a surface railway as distinct from an underground, elevated or light rail one.

Synonyms

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