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Commonly Used Abbreviations Used Daily

Although, we tend to use short form of long words in daily life but there are many abbreviations which we don't remember. Below is the list of common abbreviations which are used in day to day life.


AMOLED: Active-Matrix Organic Light-Emitting Diode
APN: Access Point Name
ATM: Automated Teller Machine
ASLV: Augmented Satellite Launch Vehicle


Bcc: Blind Carbon Copy


Cc: Carbon Copy
CD: Compact Disc
CDMA: Code Division Multiple Access
CAPTCHA: Completely Automated Public Turing Test To Tell Computers And Humans Apart
CCTV: Closed Circuit Television
CPU: Central Processing Unit
CST: Central Sales Tax
CRR: Cash Reserve Ratio
CAG: Controller And Auditor General


DIVX: Digital Internet Video Access
DLNA: Digital Living Network Alliance
DOS: Disk Operating System
DTP: Desk Top Publishing
DVD: Digital Video Disk
DVI: Digital Video Interface
DVR: Digital Video Recorder
DSL: Digital Subscriber Line


EDGE: Enhanced Data Rates For Global Evolution
ESN: Electronic Serial Number
ECS: Electronic Clearing System
EPFO: Employee Provident Fund Organization


FAQ: Frequently Asked Questions
FSSAI: Food Safety & Standards Authority Of India
FERA: Foreign Exchange Regulation Act
FDI: Foreign Direct Investment


GIF: Graphics Interchange Format
GPRS: General Packet Radio Service
GPS: Global Positioning System
GSM: Global System For Mobile Communications
GUI: Graphical User Interface
GPU: Graphics Processing Unit
GDP: Gross Domestic Product
GPF: General Provident Fund
GMT: Global Mean Time
GNP: Gross National Product
GST: Goods and Service Tax


HDD: Hard Disk Drive
HDMI: High-Definition Multimedia Interface
HS: Hotspot
HSDPA: High Speed Down-Link Packet Access
HSPA: High Speed Packet Access
HSUPA: High-Speed Uplink Packet Access
HTTP: Hypertext Transfer protocol
HTML: Hyper Text Markup Language


IFSC: Indian Financial System Code
IMEI: International Mobile Equipment Identity
ISO: International Organization For Standardization
IVRS: Interactive Voice Response System
I/O: Input/Output
ISRO: International Space Research Organization
ISDN: Integrated Services Digital Network
IRDP: Integrated Rural Development Programme
ICU: Intensive Care Unit


JPEG: Joint Photographic Experts Group


LAN: Local Area Network
LCD: Liquid Crystal Display
LED: Light-Emitting Diode
LTE: Long Term Evolution


MBR: Master Boot Record
MMS: Multimedia Messaging Service
MP3: Mpeg-1 Audio Layer-3
MPEG: Moving Picture Experts Group
MAC (Address): Media Access Control
MICR: Magnetic Inc Character Recognition


NFC: Near Field Communication
NTFS: New Technology File System
NEFT: National Electronic Funds Transfer


OCR: Optical Character Recognition
OEM: Original Equipment Manufacturer
OLED: Organic Light Emitting Diode
OS: Operating System
OTG: On-The-Go
OVI: Ohio Video Intranet
OMR: Optical Mark Recognition


PAN: Permanent Account Number
PC: Personal Computer
PDA: Personal Digital Assistant
PDF: Portable Document Format
POC: Proof Of Concept
POI: Point Of Interest
PPI: Pixels Per Inch
PNG: Portable Network Graphics


QVGA: Quarter Video Graphics Array


RAM: Random Access Memory
ROM: Read Only Memory
RSS: Really Simple Syndication
RTC: Real Time Clock


SD Card: Secure Digital Card
SEO: Search Engine Optimization
SIM Card: Subscriber Identification Module Card
S-LCD: Super Liquid Crystal Display
SMS: Short Message Service
SNS: Social Network Service
SQL: Structured Query Language
SSL: Secure Sockets Layer
SAARC: South Asian Association For Regional Co-operation


TFT: Thin Film Transistor
TIFF: Tagged Image File Format
TCP: Transmission Control Protocol


UMTS: Universal Mobile Telecommunications System
UPS: Uninterruptible Power Supply
URL: Uniform Resource Locator
USB: Universal Serial Bus
UDP: User Datagram Protocol


VGA: Video Graphics Array
VIRUS: Vital Information Resources Under Siege
VPN:  Virtual Private Network


WCDMA: Wide-Band Code Division Multiple Access
Wi-Fi:  Wireless Fidelity
WINDOW: Wide Interactive Network Development For Office Work Solution
WLAN: Wireless Local Area Network
WVGA:  Wide Video Graphics Array
WWW: World Wide Web
WXGA: Widescreen Extended Graphics Array