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  1. Oxford Dictionary

    Doppler broadening

    • n.
      the broadening of spectral lines as a result of the different velocities of the emitting atoms giving rise to different Doppler shifts.

    • noun: Doppler broadening

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    Doppler broadening

    • IPA[ˈdäplər ˈbrôdniNG]
    • n.
      the broadening of spectral lines as a result of the different velocities of the emitting atoms ...

    Oxford American Dictionary