The Collaborative International Dictionary
pipeline \pipeline\, pipe line \pipe line\
A line of pipe with pumping machinery and apparatus for conveying liquids, gases, or finely divided solids, such as petroleum or natural gas, between distant points.
fig. an information channel direct from the source.
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the set of stages and processes from the invention or design of a product to its ultimate use, production, or commercial sale. Used commonly in the phrase
in the pipeline, i. e. still in preparation or under development.
Usage examples of "pipe line".
And because they could see no other way out, they went back to hauling at the towrope, trying not to glance back or think of the fuel seeping out of the pipe line.
The pipe line carried the water from the spring around the hills to the mine and the washing gear.
Senator John Myerson Courtway is his pipe line into the state senate.
Upstream something had crashed into it and broken the flimsy pipe line.