test bed

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test bed (plural test beds)

1. (idiomatic) Alternative form of testbed

   Since that set of articles is already fairly complete, they might serve as a good test bed for the different organizational systems we want to try.

   • 1961 March, “English Electric gas turbine locomotive begins trials”, in Trains Illustrated, page 152:

     Although its wheel size and arrangement seem far from ideal for a high-powered modern motive power unit, No. GT3 is clearly intended as far more than just another travelling test-bed.

   • 2023 February 22, Howard Johnston, “Southern '313s': is the end now in sight?”, in RAIL, number 977, page 43:

     It was taken out of passenger service in early 2013, for conversion into a test bed for the commissioning of the European Rail Traffic Management System (ERTMS) on the Hertford Loop and elsewhere.

• “test bed”, in Lexico, Dictionary.com; Oxford University Press, 2019–2022.