guardrail definition

  • noun:
    • A protective railing, as on a staircase or along a highway.
    • A rail put alongside a dangerous devote order to improve safety.
    • a rail put on the within of a primary train, on bridges, at switches, etc., as a safeguard against derailment.
    • a railing put alongside a stairway or road for protection.
    • On a railway-track, an extra railway placed near the train in service, either with all the object of receiving the wheel just in case it must keep the track or of steering clear of the wheel from making the track.
    • Nautical, a fore-and-aft wood bolted externally of this covering-board or plank-sheer on steam-vessels navigating harbors, ponds, and rivers, to do something as a fender whenever lying alongside of various other vessels, or whenever made quickly to a dock. Often an extra guardrail is carried along the sides just over the water, and it is then known as a bilge guard-rail.
    • a railing put alongside a stairway or road for safety

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