Lean Six Sigma Comprehensive Glossary of Terms

Click on the lean six sigma terms below to read definitions:

Numbers

5C
​5Z
​5 Whys
​8D Process

A

Analytical and Descriptive Statistics
​Appraisal Cost
Audit

B

Baseline
Big Y
​Brainstorming
​Business Process Quality Management

C

Cause & Effect Diagrams
​Check Sheet
Common & Special Cause Variation
Control Plan
​Cost Of Quality
Critical to Customer (CTC)
Critical To Quality (CTQ)
Customer Focus

D

Design for Six Sigma (DFSS)

E

Efficiency
Efficiency of Estimators
​Empowerment
​Entry Criteria
​Evolutionary Operation of Processes (EVOP)
Exit Criteria

F

Factor Analysis
​Failure Mode & Effects Analysis (FMEA)

G

Gap Analysis

I

In Control Process
Interest-Based Bargaining
Internal Customer
ISO9000

J

​Just In Time (JIT) Manufacturing

K

Kaizen Blitz
​Kanban
Kano Model
Key Performance Indicators (KPI)
​KISS

L

Lean Production

M

Management Strategies
​MANOVA
Multivariate Analysis

P

Pareto Charts
Pareto Principle
​PEST Analysis
Porter's Five Forces Analysis
Procedures
Process
Process Maps and Flow Charts
Project Charter
Project Selection
Project Sponsor
Pull Production System

Q

QS9000
​Quality Function Deployment (QFD)

R

Random Sampling
Rolled Throughput Yield
Root Cause Analysis

S

Scenario Planning
Seven Quality Tools
SIPOC Diagrams
Six Sigma
SWOT Analysis
System (Quality System)
Systematic Sampling

T

Team Tools
Theory of Constraints
Throughput
Total Productive Maintenance (TPM)
Touch Time

U

Unintended Consequences

V

Value Stream Maps
Visual Factory
​Voice Of The Customer (VOC)
Voice Of The Process (VOP)

W

Waste
Work In Progress (WIP)
Work In Queue
Work Instructions