| an arrangement of machines or sequence of operations involved with a single manufacturing operation or production process. Compare assembly line, line 1 (def. 29). |

| an arrangement of machines, tools, and workers in which a product is assembled by having each perform a specific, successive operation on an incomplete unit as it passes by in a series of stages organized in a direct line. |
| assembly line n.
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| production line n. See assembly line. |
A line of factory workers and equipment along which a product being assembled passes consecutively from operation to operation until completed.
Note: Assembly lines are found in many industries but are particularly associated with automobile manufacturing.