Welcome to AHRMM's health care supply chain Lexicon. This database contains terms used throughout the health care supply chain field. Simply click on the link to access the entire definition.
AHRMM thanks Kate Vitasek and Supply Chain Visions for their contribution of certain terms to the Lexicon. Terms supplied by Supply Chain Visions are used with permission. Supply Chain Vision’s Glossary of Supply Chain Management Terms appears on the Council of Supply Chain Management Professionals website. AHRMM also acknowledges Michael B. Neely with Perimeter Solutions Group for his role in developing health care-specific terms.
YieldThe ratio of usable output from a process to its input.
YMSSee Yard Management System
YokotenA term Toyota adopted to capture the idea of horizontal transfer of information and knowledge across an organization. Yokoten is a two-way street, requiring proactive effort from both those acquiring and developing the knowledge and those who could benefit from greater understanding of the requirements for success.
Zone of rate flexibilityRailroads are permitted to raise rates by a percentage increase in the railroad cost index determined by the ICC; rates may be raised by 6% per year through 1984 and 4% thereafter.
Zone of rate freedomMotor carriers are permitted to raise or lower rates by 10% in one year without ICC interference; if the rate change is within the zone of freedom, the rate is presumed to be reasonable.
Zone of reasonablenessA zone or limit within which air carriers are permitted to change rates without regulatory scrutiny; if the rate change is within the zone, the new rate is presumed to be reasonable.
Zone PickingA method of picking orders where a warehouse is divided into several pick zones with order pickers assigned to a specific zone and only picking the items in that zone, orders are moved from one zone to the next (usually on conveyor systems) as they are picked (also known as "pick-and-pass"). See also batch picking, wave picking. Also see: Batch Picking