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The Collaborative International Dictionary
Waste steam

Waste \Waste\, a. [OE. wast, OF. wast, from L. vastus, influenced by the kindred German word; cf. OHG. wuosti, G. w["u]st, OS. w?sti, D. woest, AS. w[=e]ste. Cf. Vast.]

  1. Desolate; devastated; stripped; bare; hence, dreary; dismal; gloomy; cheerless.

    The dismal situation waste and wild.
    --Milton.

    His heart became appalled as he gazed forward into the waste darkness of futurity.
    --Sir W. Scott.

  2. Lying unused; unproductive; worthless; valueless; refuse; rejected; as, waste land; waste paper.

    But his waste words returned to him in vain.
    --Spenser.

    Not a waste or needless sound, Till we come to holier ground.
    --Milton.

    Ill day which made this beauty waste.
    --Emerson.

  3. Lost for want of occupiers or use; superfluous. And strangled with her waste fertility. --Milton. Waste gate, a gate by which the superfluous water of a reservoir, or the like, is discharged. Waste paper. See under Paper. Waste pipe, a pipe for carrying off waste, or superfluous, water or other fluids. Specifically:

    1. (Steam Boilers) An escape pipe. See under Escape.

    2. (Plumbing) The outlet pipe at the bottom of a bowl, tub, sink, or the like. Waste steam.

      1. Steam which escapes the air.

      2. Exhaust steam.

        Waste trap, a trap for a waste pipe, as of a sink.

Usage examples of "waste steam".

The waste steam leaving the cylinders passes through a constrictive blast pipe, and jets out.

It came equipped with a rubber tube intended to vent the waste steam when jammed under a convenient sash-window, but Sybil had been delighted to hear that it had turned Madame's drawing-room into a Turkish bath.

It came equipped with a rubber tube intended to vent the waste steam when jammed under a convenient sashwindow, but Sybil had been delighted to hear that it had turned Madame's drawingroom into a Turkish bath.

With a chuff of waste steam, the car pulled out through the growing chaos of the half-built fort.

I may mention that in that engine I employed the waste steam to cause an increased draught by its discharge up the chimney.

This important use of the waste steam had been introduced by George Stephenson some years before, though entirely unknown to me.