Commonly used abbreviations & acronyms

What is an abbreviation?

An abbreviation is a shortened form of a written word or phrase. Abbreviations may be used to save space and time, to avoid repetition of long words and phrases, or simply to conform to conventional usage.

List 1:

Common Abbreviations

ASAP   As Soon As Possible
CC     Carbon Copy 
EOD    End of Day 
EOW    End of Week
FYI    For Your Information 
IIRC   If I Recall Correctly 
IMO    In My Opinion
NRN    No Reply Necessary
OOO    Out of Office
PM     Project Manager
PTAL   Please Take a Look
R&D    Research and Development 
RTFM   Read the F***ing Manual 
TBA    To Be Announced

TBD    To Be Determined

List 2:

Abbreviations used by Developers

DEV          Development Environment

SIT            System Integration Testing

UAT          User Acceptance Testing

QA            Quality Assurance

STAGING Staging Environment

PROD         Production Environment

CI                 Continuous Integration

CD             Continuous Deployment

SCM         Source Control Management

DB             Database

API             Application Programming Interface

UI             User Interface

UX             User Experience

SDK         Software Development Kit

IDE         Integrated Development Environment

VCS         Version Control System

FQDN     Fully Qualified Domain Name

JVM         Java Virtual Machine

OS         Operating System

OOP     Object Oriented Programming.

List 3:

Abbreviations used by DevOps

AWS     Amazon Web Services

AZ         Availability Zone

CF         CloudFormation

CD         Continuous Deployment

CI         Continuous Integration

DNS     Domain Name System

ELB     Elastic Load Balancer

IAM     Identity and Access Management

IaC     Infrastructure as Code

K8s     Kubernetes

LB         Load Balancer

PaaS     Platform as a Service

S3      Simple Storage Service

SG     Security Group

VPC  Virtual Private Cloud

YAML Ain't Markup Language

SLA     Service Level Agreement

RBAC  Role-Based Access Control

PII       Personally Identifiable Information

List 4:

Abbreviations used by QA

TC     Test Case

TP     Test Plan

TS     Test Suite

TD     Test Data

TR     Test Result

BA     Business Analyst

PM     Project Manager

SME  Subject Matter Expert

DB     Database

API     Application Programming Interface

UAT     User Acceptance Testing

ISTQB International Software Testing Qualifications Board

STLC   Software Testing Life Cycle

SDET   Software Development Engineer in Test

CI         Continuous Integration

CD         Continuous Deployment

CI/CD    Continuous Integration and Continuous Deployment

BDD       Behavior Driven Development

TDD      Test Driven Development

FTR       First Time Right

List 5:

Abbreviations used by PM

PM     Project Manager or Program Manager

PMO  Project Management Office

PMP   Project Management Professional

PMI    Project Management Institute

SOW  Statement of Work

ROI    Return on Investment

KPI     Key Performance Indicator

SLA     Service Level Agreement

RACI   Responsible, Accountable, Consulted, Informed

RAID    Risks, Assumptions, Issues, Dependencies

EAC    Estimate At Completion

ETC    Estimate To Complete

CPI     Cost Performance Index

SPI     Schedule Performance Index

CCB   Change Control Board

WBS   Work Breakdown Structure

MS      Milestone

PMBOK  Project Management Body of Knowledge

PERT       Program Evaluation and Review Technique

Gantt         Gantt Chart

List 6:

Abbreviations used by Startups

MVP         Minimum Viable Product

CAC         Customer Acquisition Cost

LTV          Lifetime Value

CPA          Cost Per Acquisition

CTR         Click Through Rate

FOMO     Fear Of Missing Out

SDK         Software Development Kit

NPS          Net Promoter Score

ARPU      Average Revenue Per User

ARPA     Average Revenue Per Account

CR          Conversion Rate

MRR      Monthly Recurring Revenue

ARR       Annual Recurring Revenue

churn rate     Rate at which customers leave a product over time

runway         Amount of time a startup has before it runs out of money

burn rate     Rate at which a startup is spending money

seed round     First round of funding for a startup

series              Subsequent rounds of funding

pivot                Significant change in a startup's business model

List 7:

Abbreviations used by Influencers

DM         Direct Message

UGC      User Generated Content

CTA        Call to Action

ETA         Estimated Time of Arrival

TBT         Throwback Thursday

OOTD     Outfit Of The Day

FOMO     Fear Of Missing Out

TGIF         Thank God It's Friday

IIRC         If I Recall Correctly

IMHO     In My Humble Opinion

TBH         To Be Honest

FWIW     For What It's Worth

ICYMI     In Case You Missed It

SMH         Shaking My Head

BRB         Be Right Back

BTS          Behind The Scenes

OOTN     Outfit Of The Night

LOL         Laugh Out Loud

OMG       Oh My God

WIP         Work In Progress