COMMONLY USED ACRONYMS IN QUALITY




BB—black belt, a full-time improvement expert

CCR
—critical customer requirement

CI
—continuous improvement

CODN
—cost of doing nothing

COPQ
—cost of poor quality

COW
—cost of waste

CTC
—critical to customer

CTQ
—critical to quality

DFSS
—design for six sigma

DMAIC
—define, measure, analyze, improve, control

DPM
—defects per million

DPMO
—defects per million opportunities

DPU
—defects per unit

ERP
—enterprise resource planning

EVA
—expected value analysis; also economic value added

FMEA
—failure mode and effects analysis

FPY
—first pass yield

FRACAS
—failure reporting, analysis, and corrective action system

FTA
—fault tree analysis

GB
—green belt, a part-time improvement specialist

HTT
—high throughput testing

IDOV
—identify, design, optimize, validate

IPO
—input, process, output

KBM
—knowledge based management

KISS
—keep it simple statistically

LCL
—lower control limit

Lean
—eliminating 7 hidden wastes

LSL
—lower specification limit

LSS
—lean six sigma

MBB
—master black belt, full-time improvement expert who trains and coaches BBs

MDO
—multidisciplinary design optimization

MSA
—measurement system analysis

MTBF
—mean time between failure

OE
—operational excellence

PCOR
—prioritize, characterize, optimize, realize

PF/CE/CNX
—process flow/cause and effect/constant, noise, experimental

POKA YOKE
—mistake proofing

QMS
—quality management system

ROI
—return on investment

ROT
—rule of thumb

RPN
—risk priority number

RTY
—rolled throughput yield

SIPOC
—supplier, input, process, output, customer

SMED
—single minute exchange of dies

SOP
—standard operating procedure

TA
—tolerance allocation

TOC
—theory of constraints

TQM
—total quality management

TRIZ
—theory of inventive problem solving (not direct translation)

UCL
—upper control limit

USL
—upper specification limit

VOC
—voice of customer

VOP
—voice of process

5S
—sort, store, shine, standardize, sustain (translated)