A pipeline is a long system of connected pipes used to transport liquids or gases, and by extension, a series of stages through which things or people move.
From 'pipe' plus 'line', originally meaning a line of pipes used for carrying water or oil. The figurative sense of a sequence of processes developed in the 20th century.
When companies say they have 'projects in the pipeline', they’re picturing ideas flowing like oil through hidden tubes. In computing, a 'pipeline' is literally data being pushed through steps like water through valves.
"Pipeline" in education and employment is often used in discussions about gender and racial disparities (e.g., the STEM pipeline), highlighting how women and marginalized groups are filtered out at various stages. The term itself is neutral but embedded in equity debates.
Use "pipeline" carefully when discussing talent or education; specify where and how different groups face barriers, rather than implying that underrepresentation is a matter of "leaks" without systemic causes.
["pathway","trajectory","funnel"]
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