Glossary of excellence terms
Plain-language definitions of the Lean, Six Sigma, quality, strategy and ESG terms used across our consulting and training.

- 5S
A workplace organization method with five steps — Sort, Set in order, Shine, Standardize and Sustain — that makes problems visible and reduces searching and motion.
Learn more- A3 problem solving
A structured problem-solving approach that captures background, current condition, root cause, countermeasures and follow-up on one A3-size sheet.
Learn more- Balanced Scorecard
A performance framework that links strategy to measures across financial, customer, internal process and learning-and-growth perspectives.
Learn more- Business process reengineering (BPR)
The fundamental redesign of a business process to achieve large improvements in cost, quality, service and speed.
Learn more- CMQ/OE
Certified Manager of Quality / Organizational Excellence — the American Society for Quality's certification for quality leaders.
Learn more- Control chart
A time-ordered chart with statistical limits that separates normal (common-cause) variation from special causes that need action.
Learn more- Cost of poor quality (COPQ)
The costs caused by defects and failures — scrap, rework, complaints, warranty and lost customers — that disappear when a process works right first time.
Learn more- DMAIC
Define, Measure, Analyze, Improve, Control — the five-phase Six Sigma roadmap for improving an existing process with data.
Learn more- EFQM Model
A European management framework used to assess organizational excellence across direction, execution and results.
Learn more- ESG
Environmental, social and governance performance — what investors, lenders and customers increasingly expect organizations to manage and report.
Learn more- FMEA
Failure Mode and Effects Analysis — a structured way to rank how a process or product could fail and prevent the highest risks first.
Learn more- HACCP
Hazard Analysis and Critical Control Points — a preventive food safety system based on seven principles.
Learn more- Hoshin Kanri
A strategy-deployment method that focuses an organization on a few breakthrough objectives and cascades them into aligned plans and measures.
Learn more- ISO 9001
The international standard for quality management systems, based on the process approach, risk-based thinking and continual improvement.
Learn more- ISO/IEC 42001
The international management-system standard for responsible development and use of artificial intelligence.
Learn more- Kaizen
Japanese for change for the better — continuous, incremental improvement made by the people who do the work.
Learn more- KPI
Key Performance Indicator — a measure that shows progress toward an important objective and triggers action.
Learn more- Lean
A way of working that delivers more value to customers with less waste, based on value, value stream, flow, pull and perfection.
Learn more- Lean Six Sigma
An improvement approach combining Lean's focus on flow and waste with Six Sigma's data-driven reduction of variation.
Learn more- Mystery shopping
Trained evaluators posing as customers to measure service in branches, calls and digital channels against agreed standards.
Learn more- OEE
Overall Equipment Effectiveness — availability × performance × quality; the share of planned time that equipment produces good output at full speed.
Learn more- OKRs
Objectives and Key Results — a goal-setting method pairing an ambitious objective with a few measurable results.
Learn more- PDCA
Plan-Do-Check-Act — the basic cycle of learning and improvement introduced by Shewhart and popularized by Deming.
Learn more- Poka-yoke
Error proofing — a device or design feature that prevents a mistake or detects it immediately.
Learn more- RPA
Robotic Process Automation — software robots that perform rule-based computer tasks such as copying data between systems.
Learn more- S&OP
Sales and Operations Planning — a monthly process that aligns demand, supply and finance into one plan.
Learn more- Sigma level
A measure of process capability; six sigma corresponds to about 3.4 defects per million opportunities.
Learn more- SIPOC
Suppliers, Inputs, Process, Outputs, Customers — a one-page, high-level process map used to agree scope.
Learn more- SMED
Single-Minute Exchange of Die — a method to cut changeover time so equipment can switch products quickly.
Learn more- SPC
Statistical Process Control — using control charts and capability studies to monitor and improve processes.
Learn more- TPM
Total Productive Maintenance — involving operators and maintenance in eight pillars to maximize equipment effectiveness.
Learn more- TQM
Total Quality Management — an organization-wide approach in which everyone takes part in improving processes, products and culture.
Learn more- Value stream mapping (VSM)
A one-page picture of material and information flow that shows lead time, value-added time and waste.
Learn more- X-Matrix
A Hoshin Kanri tool that links long-term goals, annual objectives, improvement priorities, KPIs and owners on a single page.
Learn more
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