springborne

English

Etymology

Etymology tree
English spring
Proto-Indo-European *bʰer-
Proto-Indo-European *-eti
Proto-Indo-European *bʰéreti
Proto-Germanic *beraną
Proto-West Germanic *beran
Old English beran
Old English (ġe)boren
Middle English boren / iborne
English borne
English -borne
English springborne

    From spring + -borne.

    Adjective

    springborne (not comparable)

    1. Supported by (mechanical) springs.
      • 1952 September, “A Landmark in French Electrification”, in Railway Magazine, page 593:
        The motors are attached to the bogie frames so as to be fully springborne, and drive through quills and flexible couplings to the wheels.
      • 1960 August, G. Freeman Allen, “The new diesel-electric luxury Pullman units of British Railways”, in Trains Illustrated, page 475:
        The Pullman trains are the first B.R. diesel multiple-units to have fully springborne traction motors, which employ a Brown Boveri spring drive to the road wheels.

    Alternative forms

    • spring-borne
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