Lean Glossary

Below is a list of commonly used terms in the lean jargon. We have included a brief explanation to assist in your journey:

  1. Transportation – waste involved in the movement and transportation of units
  2. Inventory – waste in taking inventory
  3. Motion – actions of people or machinery that do not add value to the product
  4. Waiting – waste time spent at the machine; delays
  5. Overproduction – excess production and early production
  6. Overprocessing – waste in processing; poor process design
  7. Defective units – production of an item that is scrapped or required rework
  1. internal: setup work that can be done only when the machine or process is not actively engaged in production; OR
  2. external: setup work that can be done concurrently with the machine or process performing production duties.
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