pipeline
noun [ C ]
uk/ˈpaɪplaɪn/ us NATURAL RESOURCES
a very long large tube, usually underground, used to transport oil, gas, etc. over a long distance:
The Alaska pipeline crosses the wilderness in the northern Yukon.
pipeline company/operator The gas pipeline operator warned of possible shortages this winter.
pipeline network/system
pipeline construction/maintenance/operations Recently we have made progress towards improving pipeline maintenance.
in the pipeline
a plan, product, etc. that is in the pipeline is being discussed or prepared and will be produced or finished in the future:
The CEO told the media there were no further acquisitions in the pipeline.