Here are 400+ abbreviations.
AICTE - All India Council for Technical Education
AIIMS - All India Institute of Medical Sciences
AMU - Aligarh Muslim University
APTET - Andhra Pradesh Teacher Eligibility Test
B.Ed - Bachelor of Education
B.Tech - Bachelor of Technology
CBSE - Central Board of Secondary Education
CET - Common Entrance Test
CSE - Civil Services Examination
CTET - Central Teacher Eligibility Test
D.El.Ed - Diploma in Elementary Education
DU - Delhi University
GMAT - Graduate Management Admission Test
GRE - Graduate Record Examination
IAS - Indian Administrative Service
ICSE - Indian Certificate of Secondary Education
IIM - Indian Institute of Management
IIT - Indian Institute of Technology
ITI - Industrial Training Institute
JEE - Joint Entrance Examination
MBA - Master of Business Administration
MBBS - Bachelor of Medicine, Bachelor of Surgery
MCA - Master of Computer Applications
NEET - National Eligibility cum Entrance Test
NIT - National Institute of Technology
NIOS - National Institute of Open Schooling
NITIE - National Institute of Industrial Engineering
NTSE - National Talent Search Examination
OBC - Other Backward Class
PGT - Post Graduate Teacher
PHD - Doctor of Philosophy
PMT - Pre-Medical Test
PSU - Public Sector Undertaking
PUC - Pre-University Course
RBI - Reserve Bank of India
SC - Scheduled Caste
ST - Scheduled Tribe
UGC - University Grants Commission
UPSC - Union Public Service Commission
BCI - Bar Council of India
AYUSH - Ayurveda, Yoga and Naturopathy, Unani, Siddha, and Homoeopathy
AIU - Association of Indian Universities
B.Arch - Bachelor of Architecture
B.Com - Bachelor of Commerce
B.Sc - Bachelor of Science
BDS - Bachelor of Dental Surgery
CAG - Comptroller and Auditor General
CMA - Cost and Management Accountant
CS - Company Secretary
DCA - Diploma in Computer Applications
D.Pharm - Diploma in Pharmacy
DM - Doctorate of Medicine
DNB - Diplomate of National Board
DPS - Delhi Public School
ECE - Electronics and Communication Engineering
FMS - Faculty of Management Studies
GATE - Graduate Aptitude Test in Engineering
IAS - Indian Administrative Service
IFS - Indian Foreign Service
IIM - Indian Institute of Management
IPCC - Integrated Professional Competence Course
IT - Information Technology
LLB - Bachelor of Laws
LLM - Master of Laws
M.Com - Master of Commerce
M.Sc - Master of Science
M.Tech - Master of Technology
MBBS - Bachelor of Medicine, Bachelor of Surgery
MCA - Master of Computer Applications
MD - Doctor of Medicine
MDS - Master of Dental Surgery
M.Ed - Master of Education
M.Pharm - Master of Pharmacy
M.Phil - Master of Philosophy
MSW - Master of Social Work
NATA - National Aptitude Test in Architecture
NCC - National Cadet Corps
NIT - National Institute of Technology
NSS - National Service Scheme
NTA - National Testing Agency
NTS - National Talent Search
OBC - Other Backward Class
OMR - Optical Mark Recognition
PGT - Post Graduate Teacher
PHD - Doctor of Philosophy
PUC - Pre-University Course
RTI - Right to Information
SBI - State Bank of India
SC - Scheduled Caste
SLET - State Level Eligibility Test
ST - Scheduled Tribe
UGC - University Grants Commission
UG - Undergraduate
UPSC - Union Public Service Commission
VC - Vice Chancellor
VIT - Vellore Institute of Technology
XAT - Xavier Aptitude Test
XI - Class 11
XII - Class 12
AAI - Airports Authority of India
AICTE - All India Council for Technical Education
AIMA - All India Management Association
AIPMT - All India Pre-Medical Test
AIR - All India Radio
AMU - Aligarh Muslim University
ASCI - Administrative Staff College of India
BCCI - Board of Control for Cricket in India
BHU - Banaras Hindu University
BIS - Bureau of Indian Standards
BPO - Business Process Outsourcing
BSF - Border Security Force
CAG - Comptroller and Auditor General
CAT - Common Admission Test
CBDT - Central Board of Direct Taxes
CBSE - Central Board of Secondary Education
CBI - Central Bureau of Investigation
CCU - Critical Care Unit
CDRI - Central Drug Research Institute
CEO - Chief Executive Officer
CJI - Chief Justice of India
CNG - Compressed Natural Gas
CSIR - Council of Scientific and Industrial Research
CSR - Corporate Social Responsibility
DTH - Direct-to-Home
DRDO - Defence Research and Development Organisation
ECG - Electrocardiogram
ED - Enforcement Directorate
EMI - Equated Monthly Installment
FCI - Food Corporation of India
FDI - Foreign Direct Investment
FSSAI - Food Safety and Standards Authority of India
GDP - Gross Domestic Product
GIC - General Insurance Corporation
HAL - Hindustan Aeronautics Limited
HCL - Hindustan Copper Limited
HDFC - Housing Development Finance Corporation
IAF - Indian Air Force
IBPS - Institute of Banking Personnel Selection
ICAI - Institute of Chartered Accountants of India
ICC - Indian Cricket Council
ICF - Integral Coach Factory
ICICI - Industrial Credit and Investment Corporation of India
ICMR - Indian Council of Medical Research
ICSE - Indian Certificate of Secondary Education
IDBI - Industrial Development Bank of India
IFS - Indian Foreign Service
IIT - Indian Institute of Technology
IIM - Indian Institute of Management
IIP - Index of Industrial Production
IMRB - Indian Market Research Bureau
INR - Indian Rupee
IOC - Indian Oil Corporation
ISI - Indian Statistical Institute
ISRO - Indian Space Research Organisation
ITBP - Indo-Tibetan Border Police
ITI - Industrial Training Institute
ITES - Information Technology Enabled Services
ITC - Indian Tobacco Company
JEE - Joint Entrance Examination
LIC - Life Insurance Corporation
LPG - Liquefied Petroleum Gas
MCI - Medical Council of India
MNC - Multinational Corporation
NABARD - National Bank for Agriculture and Rural Development
NASSCOM - National Association of Software and Service Companies
NIFT - National Institute of Fashion Technology
NIT - National Institute of Technology
NREGA - National Rural Employment Guarantee Act
OBC - Other Backward Class
ONGC - Oil and Natural Gas Corporation
PAN - Permanent Account Number
PCB - Printed Circuit Board
PCP - Personal Contact Program
PDS - Public Distribution System
PMO - Prime Minister's Office
PNR - Passenger Name Record
PSU - Public Sector Undertaking
R&D - Research and Development
RBI - Reserve Bank of India
RTO - Regional Transport Office
SBI - State Bank of India
SC - Supreme Court
SEBI - Securities and Exchange Board of India
SMS - Short Message Service
SSLC - Secondary School Leaving Certificate
STD - Subscriber Trunk Dialing
STPI - Software Technology Parks of India
TCS - Tata Consultancy Services
TDS - Tax Deducted at Source
UIDAI - Unique Identification Authority of India
UPSC - Union Public Service Commission
UGC - University Grants Commission
UNESCO - United Nations Educational, Scientific and Cultural Organization
UNICEF - United Nations Children's Fund
UP - Uttar Pradesh
URL - Uniform Resource Locator
VRS - Voluntary Retirement Scheme
WHO - World Health Organization
WTO - World Trade Organization
YOY - Year Over Year
ZEE - Zee Entertainment Enterprises
RAC - Reservation Against Cancellation
PF - Provident Fund
NDA - National Defense Academy
B.Ed - Bachelor of Education
MBBS - Bachelor of Medicine, Bachelor of Surgery
PhD - Doctor of Philosophy
BTech - Bachelor of Technology
HR - Human Resources
MBA - Master of Business Administration
IT - Information Technology
BPO - Business Process Outsourcing
HRD - Human Resource Development
BSc - Bachelor of Science
MSc - Master of Science
CEO - Chief Executive Officer
CFO - Chief Financial Officer
CTO - Chief Technology Officer
MD - Managing Director
MCA - Master of Computer Applications
CEO - Chief Executive Officer
CC - Carbon Copy
BCC - Blind Carbon Copy
RSVP - Répondez s'il vous plaît
FAQ - Frequently Asked Questions
ASAP - As Soon As Possible
DIY - Do It Yourself
FYI - For Your Information
ETA - Estimated Time of Arrival
ISSN - International Standard Serial Number
ISBN - International Standard Book Number
ATM - Automated Teller Machine
PIN - Personal Identification Number
SMS - Short Message Service
GPS - Global Positioning System
USB - Universal Serial Bus
Wi-Fi - Wireless Fidelity
JPEG - Joint Photographic Experts Group
PDF - Portable Document Format
HTML - Hypertext Markup Language
CSS - Cascading Style Sheets
FAQ - Frequently Asked Questions
B2B - Business-to-Business
B2C - Business-to-Consumer
KPI - Key Performance Indicator
ROI - Return on Investment
CRM - Customer Relationship Management
EOD - End of Day
FY - Financial Year
CAG - Comptroller and Auditor General
FDI - Foreign Direct Investment
GDP - Gross Domestic Product
GST - Goods and Services Tax
NRI - Non-Resident Indian
PAN - Permanent Account Number
PPE - Personal Protective Equipment
RTI - Right to Information
ST - Sales Tax
VAT - Value Added Tax
CSR - Corporate Social Responsibility
NGO - Non-Governmental Organization
HNI - High Net Worth Individual
IPO - Initial Public Offering
NBFC - Non-Banking Financial Company
MNC - Multi-National Corporation
EMI - Equated Monthly Installment
IPO - Initial Public Offering
ROI - Return on Investment
SOP - Standard Operating Procedure
ITI - Industrial Training Institute
CTC - Cost to Company
B2B - Business-to-Business
B2C - Business-to-Consumer
KPI - Key Performance Indicator
ROI - Return on Investment
CRM - Customer Relationship Management
EOD - End of Day
FY - Financial Year
HR - Human Resources
IT - Information Technology
QA - Quality Assurance
QC - Quality Control
SOP - Standard Operating Procedure
UI - User Interface
UX - User Experience
VPN - Virtual Private Network
LAN - Local Area Network
WAN - Wide Area Network
PPT - PowerPoint Presentation
SEO - Search Engine Optimization
SEM - Search Engine Marketing
CMS - Content Management System
CTA - Call to Action
CTR - Click-Through Rate
ROI - Return on Investment
SERP - Search Engine Results Page
PPC - Pay-Per-Click
SMM - Social Media Marketing
CRM - Customer Relationship Management
OBC - Other Backward Class
SC - Scheduled Caste
ST - Scheduled Tribe
UGC - University Grants Commission
CBSE - Central Board of Secondary Education
ICSE - Indian Certificate of Secondary Education
NCERT - National Council of Educational Research and Training
IIT - Indian Institutes of Technology
AIIMS - All India Institute of Medical Sciences
IIM - Indian Institute of Management
NIT - National Institute of Technology
NEET - National Eligibility cum Entrance Test
CAT - Common Admission Test
UPSC - Union Public Service Commission
SSC - Staff Selection Commission
RBI - Reserve Bank of India
SBI - State Bank of India
NABARD - National Bank for Agriculture and Rural Development
SEBI - Securities and Exchange Board of India
LIC - Life Insurance Corporation of India
EPFO - Employees' Provident Fund Organisation
ESIC - Employees' State Insurance Corporation
CBI - Central Bureau of Investigation
ISRO - Indian Space Research Organisation
DRDO - Defence Research and Development Organisation
BARC - Bhabha Atomic Research Centre
IAS - Indian Administrative Service
IPS - Indian Police Service
IRS - Indian Revenue Service
CAG - Comptroller and Auditor General
UPI - Unified Payments Interface
IMPS - Immediate Payment Service
ATM - Automated Teller Machine
KYC - Know Your Customer
EMI - Equated Monthly Installment
PAN - Permanent Account Number
GST - Goods and Services Tax
CRR - Cash Reserve Ratio
SLR - Statutory Liquidity Ratio
LPG - Liquified Petroleum Gas
PMAY - Pradhan Mantri Awas Yojana
MNREGA - Mahatma Gandhi National Rural Employment Guarantee Act
RERA - Real Estate Regulatory Authority
PDS - Public Distribution System
UIDAI - Unique Identification Authority of India
NPS - National Pension Scheme
PPF - Public Provident Fund
EWS - Economically Weaker Section
SWOT - Strengths, Weaknesses, Opportunities, Threats
IPO - Initial Public Offering
NCR - National Capital Region
IPR - Intellectual Property Rights
FDI - Foreign Direct Investment
GDP - Gross Domestic Product
WTO - World Trade Organization
AICTE - All India Council for Technical Education
ICHR - Indian Council of Historical Research
UGC-NET - University Grants Commission - National Eligibility Test
CSIR - Council of Scientific and Industrial Research
JRF - Junior Research Fellowship
SRF - Senior Research Fellowship
ICAI - Institute of Chartered Accountants of India
ICSI - Institute of Company Secretaries of India
ICWAI - Institute of Cost Accountants of India
IPR - Intellectual Property Rights
IPRC - Intellectual Property Rights Cell
IT - Information Technology
BPO - Business Process Outsourcing
KPO - Knowledge Process Outsourcing
HR - Human Resources
PM - Project Manager
QA - Quality Assurance
QC - Quality Control
CEO - Chief Executive Officer
CFO - Chief Financial Officer
CTO - Chief Technology Officer
CMO - Chief Marketing Officer
HRM - Human Resource Management
B2B - Business-to-Business
B2C - Business-to-Consumer
C2C - Consumer-to-Consumer
ROI - Return on Investment
SEO - Search Engine Optimization
SEM - Search Engine Marketing
CTR - Click-Through Rate
CRM - Customer Relationship Management
SMM - Social Media Marketing
KPI - Key Performance Indicator
ROI - Return on Investment
SOP - Standard Operating Procedure
P&L - Profit and Loss
PR - Public Relations
R&D - Research and Development
UI - User Interface
UX - User Experience
CMS - Content Management System
CDN - Content Delivery Network
SSL - Secure Sockets Layer
ISP - Internet Service Provider
SDK - Software Development Kit
SMS - Short Message Service
MMS - Multimedia Messaging Service
SIM - Subscriber Identity Module
IMEI - International Mobile Equipment Identity
GPS - Global Positioning System
NFC - Near Field Communication
WLAN - Wireless Local Area Network
Bluetooth - BLUETOOTH®
LTE - Long-Term Evolution
VoLTE - Voice over LTE
3G - Third Generation
4G - Fourth Generation
5G - Fifth Generation
Wi-Fi - Wireless Fidelity
HTML - Hypertext Markup Language
URL - Uniform Resource Locator
HTTP - Hypertext Transfer Protocol
HTTPS - Hypertext Transfer Protocol Secure
UI - User Interface
UX - User Experience
OS - Operating System
RAM - Random Access Memory
ROM - Read-Only Memory
CPU - Central Processing Unit
GPU - Graphics Processing Unit
GHz - Gigahertz
MB - Megabyte
GB - Gigabyte
TB - Terabyte
LCD - Liquid Crystal Display
OLED - Organic Light Emitting Diode
AMOLED - Active-Matrix Organic Light Emitting Diode
PPI - Pixels Per Inch
DPI - Dots Per Inch
MP - Megapixel
HDR - High Dynamic Range
USB - Universal Serial Bus
OTG - On-The-Go
SD - Secure Digital
HD - High Definition
FHD - Full High Definition
QHD - Quad High Definition
UHD - Ultra High Definition
MP3 - MPEG Audio Layer-3
AAC - Advanced Audio Coding
WAV - Waveform Audio File Format
AIFF - Audio Interchange File Format
FLAC - Free Lossless Audio Codec
JPG - Joint Photographic Experts Group
PNG - Portable Network Graphics
GIF - Graphics Interchange Format
MP4 - MPEG-4 Part 14
AVI - Audio Video Interleave
3GP - Third Generation Partnership Project
SMS - Short Message Service
MMS - Multimedia Messaging Service
IM - Instant Messaging
VoIP - Voice over Internet Protocol
FM - Frequency Modulation
GPS - Global Positioning System
NFC - Near Field Communication
WLAN - Wireless Local Area Network
Bluetooth - BLUETOOTH®
LTE - Long-Term Evolution
VoLTE - Voice over LTE
3G - Third Generation
4G - Fourth Generation
5G - Fifth Generation
Wi-Fi - Wireless Fidelity
HTML - Hypertext Markup Language
URL - Uniform Resource Locator
HTTP - Hypertext Transfer Protocol
HTTPS - Hypertext Transfer Protocol Secure
UI - User Interface
UX - User Experience
OS - Operating System
RAM - Random Access Memory
ROM - Read-Only Memory
CPU - Central Processing Unit
GPU - Graphics Processing Unit
GHz - Gigahertz
MB - Megabyte
GB - Gigabyte
TB - Terabyte
LCD - Liquid Crystal Display PPI - Pixels Per Inch
DPI - Dots Per Inch
MP - Megapixel
HDR - High Dynamic Range
USB - Universal Serial Bus
OTG - On-The-Go
SD - Secure Digital
HD - High Definition
FHD - Full High Definition
QHD - Quad High Definition
UHD - Ultra High Definition
AI - Artificial Intelligence
AR - Augmented Reality