Z

ZOPFAN	Zone of Peace Freedom and Neutrality
ZP	Zilla Panchayat

Y

YAHOO	Yet Another Hierarchical Officious Oracle
YMCA	Young Men's Christian Association
YWCA	Young Women's Christian Association

X

XLPE	Cross Linked Poly Ethylene

W

WAR	Winning, Augmentation and Renovation
WCI	Workmen's Compensation Insurance
WCT	Works Contract
WGEEP	Western Ghats Ecology Expert Panel
WHO	World Health Organisaton
WIP	Work In Progress
WMD	Weapons of Mass Destruction
WPS	Welding Procedure Specification
WSC	World Shipping Council
WSHTC	World Scale Hours Terms & Conditions
WSO	Wildlife Society of Orissa
WTI	West Texas Intermediate
WTO	World Trade Organisation
WWTP	Waste Water Treatment Plant

V

VAR	Value At Risk
VCU	Virginia Commonwealth University
VDC	Vendor Development Cell
VDR	Vendor Drawing Review
VDRL	Vendor Document Requirements List
VEF	Vessel Experience Factor
VIGV	Variable Inlet Guide Vane
VIT	Vellore Institute of Technology
VLCC	Very Large Crude Carriers
VOC	Volatile Organic Compounds
VOC	Volatile Organic Compounds
VPI	Vacuum Pressure Impregnated
VPS	Vacuum Plasma Spray
VPSA	Vacuum-Pressure Swing Adsorption
VSA	Vacuum Swing Adsorption
VSCC	Vikram Sarabhai Space Centre
VSP	Visakhapatnam Steel Plant
VTSA	Voltage Transformer & Surge Arrester
VWO	Valves Wide Open

U

UAE	United Arab Emirates
UAR	United Arab Republic
UARF	Underwater Acoustic Research Facility
UBS	Urban Basic Services
UCR	Utility Control Room
UDS	Undistributed Sample
UK	United Kingdom
ULCC	Ultra Large Crude Carriers
ULFA	United Liberation Front of Asom
UN	United Nations
UNA	United Nations Associations
UNCTAD	United Nations Conference on Trade and Development
UNDP	United Nations Development Programme
UNESCO	United Nations Educational, Scientific and Cultural Organisation
UNFCCC	United Nations Framework Convention on Climate Change
UNHCR	United Nations High Commisioner for Refugees
UNICEF	United Nations International Childrens Emergency Fund
UNMIN	United Nations Mission In Nepal
UNO	United Nations Organisation
UNSC	United Nations Security Council
UPA	United Progressive Alliance
UPDS	United People's Democratic Solidarity
UPES	University of Petroleum & Energy Studies
UPS	Uninteruptable Power Supply
UPS	Uninterruptible Power Supply
UPSC	Union Public Service Commission
USA	United States of America
USSR	Union of Soviet Socialist Republics
UST	Ultrasonically Tested
UTI	Ullage Temeprature Interference
UTS	Ultimate Tensile Strength

T

T&P	Tools & Plants
TAC	Tariff Advisory Committee
TAPMI	TA Pai Management Institute
TBA	Technical Bid Analysis
TBE	Technical Bid Evaluation
TDC	Top Dead Center
TDF	The Document Foundation
TDP	Telugu Desam Party
TEC	Toyo Engineering Corporation
TEIL	Toyo Engineering India Limited
TERI	The Energy and Resources institute
TEWAC	Totally Enclosed Water-to-Air Cooled
TFMS	Tank Farm Management System
TGS	Tank Gauging System
TIL	Technical Informatiion Letter
TISCO	Tata Iron and Steel Company
TMR	Triple Modular Reduntant
TMR	Triple Modular Redundant
TNA	Tamil National Alliance
T-N-C	Trip-Neutral-Close
TOC	Top of Concrete
TOP	Terms of Payment
TP	Taluk Panchayat
TPA	Tonnes Per Annum
TPFC	Transient Power Fuel Control
tph	Tons Per Hour
TPH	Tons Per Hour
TPIA	Third Party Inspection Agency
TPL	Third Party Liabillity Insurance
TPS	Target Plus Scheme
TRAI	Telecom Regulatory Authority of India
TRF	Turbine Rear Frame
TSA	Transportation Security Administration
TSI	Turbo Supervisory Instrument
TTD	Tirumala Tirupati Devastanams
TVP	Total Vapour Pressure

S

SA	South Africa
SAARC	South Asian Association for Regional Cooperation
SAC	Space Application Centre
SADC	Southern African Development Community
SAE	Society of Automotive Engineers
SAIL	Steel Authority of India Limited
SAL	Supply Air Louvers
SAMC	South Asian Media Commission's
SBI	State Bank of India
SBIRI	Small Business Innovation Research Initiative
SBM	State Bank of Mysore
SBT	State Bank of Travancore
SCADA	Supervisory Control And Data Acquistion
SCADA	Supervisory Control And Data Acquistion
SCBA	Self Contained Breathing Apparatus
SCC	Stress Corrosion Cracking
SCC	Special Conditions of Contract
SCECO	Saudi Consolidated Electric Company
SCI	Shipping Corporation of India
SCR	Selective Catalytic Reduction
SDE	Scarce, Difficult , Easy Analysis
SDI	Silt Density Index/Indicator
SEC	State Election Commission
SEZ	Special Economic Zone
SFC	Static Frequency Converter
SFDA	Small Farmers Development Agency
SHADE	Shared Awarness and Deconfliction
SI	Spark Ignition
SIATI	Society of Indian Aerospace Technologies and Industries
SICHREM	South Indian Cell for Human Rights Education and Monitoring
SIFT	Software Implemented Fault Tolerance
SIL	Safety Integrity Level
SKO	Superior Kerosene Oil
SLET	State-Level Eligibility Test
SLR	Statutory Liquidity Ratio
SMAW	Shielded Metal Arc Welding
SMS	Short Messaging Service
SOE	Sequence Of Events
SOER	Sequence Of Events Recorder
SOF	Statement Of Facts
SOP	Schedule Of Prices
SP	Superintendent of Police
SPD(S)T	Single Pole Double (Single) Throw
SPE	Solid Particle Erosion
SPIR	Spare Parts Interchangeability Report
SPL	Sound Pressure Level
SPM	Supplier Profile Management
SPT	Sustained Performance Test
SPT	Standard Penetration Test
SPT	Sustained Performance Test
SRC	State Reorganisation Commission
SRR	Satellite Rack Room
SSI	Small Scale Industries
SSRC	South Sudan Referendum Commission
SSTL	Sistema Shyam Teleservices Limited
STC	Subisidary Training Center
STC	Steam Temperature Control
STEL	Short Term Exposure Limit
STEM	Shaped Tube Electrode Machining
STF	Special Task Force
STIG	Steam Injected Gas Turbine
STP	Secondary Treatment Plant
STT	Securities Transaction Tax
SUV	Sport Utility Vehicle
SWAPO	South West African Peoples Organisation
SWAS	Steam and Water Analysis System

R

RAM	Reliability, Availability and Maintainability
RAS	RAW Allied Services
RAW	Research and Analysis Wing
RBI	Reserve Bank of India
RC	Rate Contract
RCCB	Residual Current operated Circuit Breaker
RCFA	Root Cause Failure Analysis
RCI	Rehabilition Council of India
RCM	Reliability Centered Maintenance
RCMC	Registeration Cum Membership Certificate
RCO	Reduced Crude Oil
RDE	Rotating Disc Electrode
REC	Regional Economic Communities
REDD	Reducing Emission from Deforestation and Forest Degradation
REEEP	Renewable Energy & Energy Efficiency Partnership
RFI	Radio Frequency Interface
RFI	Radio Frequency Interface
RGP	Refinery Gate Price
RGRHC	Rajiv Gandhi Rural Housing Corporation
RIC	Russia-India-China
RIIS	Research Institute of Industrial Safety
RINL	Rashtriya Ispat Nigam Limited
RLC	Regional Labour Commissioner
RLEGP	Rural Labour Employment Generation Programme
RM	Reactive Maintenance
RMIL	Reliance Money Infrastructure Limited
RO	Restricted Orifice
RO	Reverse Osmosis
ROB	Remaining On Board
ROQ	Re Order Quantity
ROV	Remotely Operated Vehicle
RQD	Rock Quality Designation
RSO	Regional Security Officer
RSX	Reliance Spot Exchange
RTD	Resistance Temperature Detector
RTIMS	Real Time Information Mangement System
RTPS	Raichur Thermal Power Station
RWLI	Remote Water Level Indicator
RWP	Rural Works Programme
RWTP	Raw Water Treatment Plant

Q

QBR	Quartz Bulb Detectors
QCDC	Quick Connecting and Disconnecting Coupler
QIP	Qualified Institutional Placements
QMR	Quadraple Modular Reduntant
QWF	Qunatum of Work Forms

P

P3	Primavera Project Planner
PA	Plant Air
PAC	Powder Activated Carbon
PAC	Public Accounts Committee
PANdora	Pan-Asia Network Distance Open Resources Access
PAPA	Peoples' Alliance for Peace Agreement
PAS	PUBLICLY AVAILABLE SPECIFICATIONS
PBC	Pre-Bid Conference
PBCE	Policy on Business Conduct and Ethics
PCA	Personal Clinical Assessment
PCB	Pakistan Cricket Board
PCB	Pollution Control Board
PCC	Plain Cement Concrete
PCCS	Plantwide Common Control System
PCM	Proactive Centered Maintenance
PCM	Powertrain Control Module
PDGRM	Post-Graduate Diploma in Rural Management
PdM	Predictive Maintenance
PDS	Plant Design System
PE	Plain End
PEMS	Predictive Emissions Monitoring System
PERP	Process Evaluation/Research Planning
PFI	Popular Front of India
PGC	Power Grid Corporation
PGDCA	Post Graduate Diploma in Computer Applications
PGDIBO	Post Graduate Diploma in International Business Operations
PGDIGC	Post Graduate Diploma Course in Integrated Geriatric Care
PHC	Primary Health Centre
PHHL	Pawan Hans Helicopters Limited
PIA	Pakistan International Airlines
PID	Proportional, Integral & Derivative
PIL	Public Interest Litigation
PIL	Patient Information Leaflets
PLF	Plant Load Factor
PLF	Passenger Load Factor
PLO	Palestine Liberation Organisation
PLT	Pipe Line Transfer
PM	Preventive Maintenance
PM	Particulate Matter
PMEAC	Prime Minister's Economic Advisory Council
PMG	Permanent Magnet Generator
PMI	Positive Material Identification
PMM	Post Manufacturers Marinizers
PoK	Pakistan occupied Kashmir
POL	Petroleum Oil & Lubricants
POTUS	President of the United States
PPE	Personal Protective Equipment
PPU	pre-purification unit
PQR	Procedure Qualification Records
PREPAK	People's Revolutionary Party of Kangleipak
PRI	Principles for Responsible Investment
PRS	Price Reduction Schedule
PSA	Pressure Swing Adsorption
PTC	Production Test Coupons
PURPA	Pubilic Utilities Regulatory Policy Act
PWHT	Post Weld Heat Treatment

O

OBQ	On Board Quality
OCA	Olympic Council of Asia
OCHA	Office for the Coordination of Humanitarian Affaris
ODC	Over Dimensional Consignment
ODL	Open Distance Learning
OECD	Organisation for Economic Cooperation and Development
OEM	Original Equipment Manufacturers
OES	Original Equipment Service Providers
OISD	Oil Industry Safety Directorate
OLTC	On Load Tap Changer
OMC	Oil Marketing Companies
OMC	Obulapuram Mining Company
OMDC	Orissa Minerals Development  Company
OMO	Open Market Operations
OMR	Opening Meter Reading
ONGC	Oil and Natural Gas Corporation
OPAL	ONGC Petro Additions Limited
OPEC	Oil Producing and Exporting Countries
OPEC	Organisation of Petroleum Exporting Countries
OPV	Offshore Patrol Vessel
ORAP	Operational Reliability Analysis Program
ORI	Operational Readiness Inspection
ORP	Oxidation Reduction Potential
ORS	Outage Reporting System
OSRD	Over, Short, Reject & Damage
OTC	Offshore Technology Conference
OTM	Oxygen Transport Membranes
OTP	One Time Password
OVL	ONGC Videsh Limited

N

NAL	National Aerospace Laboratories
NASA	National Aeronautics and Space Administration
NATO	North Atlantic Treaty Organisation
NATURE	National Academy of Trade Union Research and Education
NBE	National Board of Examinations
NBHE	National Board for Health Education
NCERT	National Council Of Educational Research and Training
NCHER	National Commission for Higher Education and Research
NCHRH	National Commission for Human Resources for Health
NCP	Nationalist Congress Party
NCRB	National Crime Records Bureau
NCTE	National Council for Teacher Education
NDA	National Democratic Alliance
NDDB	National Dairy Development Board
NEA	National Energy Act
NEET	National Eligibility-cum-Entrance Test
NERC	North American Electric Reliability Council
NET	National Eligibility Test
NFPA	National Fire Protection Association
NGT	Neutral Grounding Transformer
NH	National Highway
NHB	National Housing Bank
NHDP	National Highways Development Project
NHP	Net Heat to Process
NHRC	National Human Rights Commission
NICE	National Initiative of Care for Elderly
NIEO	New International Economic Order
NIOT	National Institute of Ocean Technology
NISD	National Institute of Social Defence
NISER	National Institute of Science Education and Research
NIT	National Institute of Technology
NLC	Neyveli Lignite Corporation Limited
NOR	Notice Of Readiness
NPCIL	Nuclear Power Corporation of India Limited
NPS	Nominal Pipe Size
NPT	Non Porliferation Treaty
NPTEL	National Programme on Technology  Enhanced Learning
NPV	Net Present Value
NRAI	National Rifle Association of India
NREP	National Rural Employment Programme
NRT	Net Tonnage
NRW	North Rhine-Westphalia
NSE	National Stock Exchange
NSG	National Security Guard
NSS	National Service Scheme
NSTL	Naval Science and Technological Laboratory
NTPC	National Thermal Power Corporation
NTRO	National Technical Research Organisation
NTU	Nephelometric Turbidity Unit
NTUI	New Trade Union Initative
NWET	Nuclear Weapon Enabled Terrorism

M

M.Tech	Master of Technology
MAC	Medium Access Control
MAKE	Most Admired Knowledge Enterprise
MAST	Management Aptitude and Skills Test
MAT	Minimum Alternate Tax
MAWP	Maximum Allowable Working Pressure
MBA	Master of Business Administration
MBBS	Bachelor of Medicine and Bachelor of Surgery
MBBS	Music Business Bachelor of Science
MBD	Million Barrels per Day
MCA	Master of Computer Applications
MCA	Ministry of Corporate Affairs
MCC	Master Control Centre
MCC	Master Control Centres
MCC	Melbourne Cricket Club
MCP	Manual Call Point
MCR	Master Control Room
MCR	Maximum Continuous Rating
MCR	Micro Carbon Residue
MDG	Millenium Development Goals
MDI	Master Drawing Index
MDI	Master Documentation Index
MDMK	Marumalarchi Dravida Munnetra Kazhagam
MDMT	Minimum Design Metal Temperature
MEA	Ministry of External Affairs
MECA	Manufacturers of Emission Controls Association
MEDEFI	Mouvement Des Enterprises de France International
MFAL	Marginal Farmers and Agricultural Labourers
MFB	Minimum Flow Bypass
MFI	Micro Finance Institutions
MHC	Material Handling Contractor
MHRA	Medicines and Healthcare products Regulatory Agency
MINAS	Minimum National Standards
MIP	Material In Pass
MIS	Management Information System
MIT	Manipal Institute of Technology
MKSS	Mazdoor Kisan Shakti Sangathan
mlc	Metres Liquid Column
MMF	Man Made Fibre
MMPS	Machine Monitoring & Protection System
MMS	Machine Monitoring System
mmtoe	Million Tons of Oil Equivalent
MMTPA	Million Metric Tons Per Annum
MNNIT	Motilal Nehru National Institute of Technology
MNQC	Multi-Nozzle Quiet Combustors
MOEF	Ministry of Environment & Forests
MOEF	Ministry Of Environment & Forestries
MOI	Ministry Of Interior
MOM	Minutes Of Meeting
MoU	Memorandum of Understanding
MPC	Master Pressure Controller
MPR	Monthly Progress Report
MRI	Movable all Risks Insurance
MRO	Maintenance, Repair and Overhaul
MRPL	Mangalore Refinery and Petrochemicals Limited
MRR	Material Receipt Report
MRV	Material Receipt Vouchers
MRV	Measurement Reporting and Verification
MS	Motor Spirit
MSc	Master of Science
mscm	million standard cubic metres
mscmd	Million Standard Cubic Metres per Day
MSDS	Material Safety Data Sheet
MSP	Minimum Support Price
MSRIT	MS Ramaiah Institute of Technology
MSSRF	M.S. Swaminathan Research Foundation
MSTC	Metal Scrap Trading Corporation
MSU	Mississippi State University
MTBF	Mean Time Between Failures
MTBF	Mean Time Between Failure
MTBFO	Mean Time Between Forced Outages
MTTF	Mean Time To Failure
MTTR	Mean Time To Repair
mu	Million Units
MW	Mega Watt