Browse Definitions By Topic
- Business software
- Cloud computing
- Computer science
- Data analytics and AI
- Data centers
- IT management
- Networking
- Security
- Software development
Business software
Search or browse for definitions related to the procurement, implementation and management of line of business software applications that are vital to running an enterprise.

- Enterprise resource planning (ERP)
- Human resources management
- Marketing and customer experience
- Microsoft
- Software applications
Recently Published Definitions
- cmdlet
A cmdlet -- pronounced 'command-let' -- is a small, lightweight command that is used in the Windows PowerShell environment.
- Microsoft Edge
Microsoft Edge is a cross-platform browser created by Microsoft and installed by default on all new Windows devices.
Cloud computing
Terms related to cloud computing, including definitions about on-demand, distributed computing and words and phrases about software-as-a-service, infrastructure-as-a-service and storage-as-a-service.

Recently Published Definitions
- hosting (website hosting, web hosting and webhosting)
Web hosting -- also known as website hosting or webhosting -- is the process where a web hosting provider stores and maintains website files and ...
- vCard
A vCard is an electronic business or personal card and also the name of an industry specification for the kind of communication exchange that is done...
Computer science
Definitions about computer science including computing fundamentals vocabulary, protocol and standards terminology, words about microprocessors and terms used in electronics.

Recently Published Definitions
- clock speed
Clock speed is the number of times a second that a circuit operates and is most associated with the central processing unit (CPU).
- recommendation engine
A recommendation engine is a system that gives customers recommendations based upon their behavior patterns and similarities to people who might have...
Data analytics and AI
This glossary contains definitions related to customer data analytics, predictive analytics, data visualization and operational business intelligence. Some definitions explain the meaning of words used to Hadoop and other software tools used in big data analytics. Other definitions are related to the strategies that business intelligence professionals, data scientists, statisticians and data analysts use to make data-driven decisions.

Recently Published Definitions
- black box AI
Black box AI is any artificial intelligence system whose inputs and operations aren't visible to the user or another interested party.
- ChatGPT
ChatGPT is an AI chatbot that uses natural language processing to create humanlike conversational dialogue.
Data centers
Definitions used in data center management, including hardware, virtualization and cloud computing.

- Data backup and disaster recovery
- Data center management
- Linux
- Operating systems
- Storage administration
- Storage architecture
- Virtualization
Recently Published Definitions
- operating system (OS)
An operating system (OS) is the program that, after being initially loaded into the computer by a boot program, manages all of the other application ...
- VUCA (volatility, uncertainty, complexity and ambiguity)
VUCA is an acronym that stands for volatility, uncertainty, complexity and ambiguity -- qualities that make a situation or condition difficult to ...
IT management
Learn about the core elements of IT management, including operations, tech support and personal computing, as well as terms related to IT careers, certifications and project management.

- Certifications
- IT career paths
- IT operations
- Personal computing
- Project management
- Technical support
Recently Published Definitions
- OST file (.ost)
An OST file (.ost) is an offline folder file in Microsoft Outlook.
- SMTP
SMTP (Simple Mail Transfer Protocol) is a TCP/IP protocol used in sending and receiving email.
Networking
Definitions about networking including routing and switching vocabulary, telecom terminology and words about email, messaging and mobile.

- High-speed networks
- Network administration
- Network hardware
- Networking and communications
- Wireless and mobile
Recently Published Definitions
- print server
A print server is a software application, network device or computer that manages print requests and makes printer queue status information available...
- decibels relative to isotropic (dBi)
Decibels relative to isotropic (dBi) is a unit of measurement that describes how much power an antenna transmits in a single direction when compared ...
Security
This cyber security glossary explains the meaning of terms about different types of computer security threats as well as words about application security, access control, network intrusion detection, security awareness training and computer forensics.

- Authentication and access control
- Compliance, risk and governance
- Network security
- Security management
- Threat management
Recently Published Definitions
- FACTA (Fair and Accurate Credit Transactions Act)
FACTA (Fair and Accurate Credit Transactions Act) is an amendment to FCRA (Fair Credit Reporting Act ) that was added, primarily, to protect ...
- Computer Emergency Response Team (CERT)
A Computer Emergency Response Team (CERT) is a group of information security experts responsible for the protection against, detection of and ...
Software development
Definitions related to software development, including tech terms about programming and words and phrases about Scrum, Agile and waterfall methodologies.

Recently Published Definitions
- class library (in object-oriented programming)
In object-oriented programming, a class library is a collection of classes and other reusable software components, such as interfaces and value types.
- method (in object-oriented programming)
In object-oriented programming (OOP), a method is a programmed procedure that is defined as part of a class and is available to any object ...
Word of the Day
-
WAN (wide area network)
A wide area network (WAN) is a geographically distributed private telecommunications network that interconnects multiple local ...
-
SD-branch
SD-branch is a single, automated, centrally managed software-centric platform that replaces or supplements an existing branch ...
-
Cloud Security Alliance (CSA)
The Cloud Security Alliance (CSA) is a nonprofit organization that promotes research into best practices for securing cloud ...
-
quantum supremacy
Quantum supremacy is the experimental demonstration of a quantum computer's dominance and advantage over classical computers by ...
-
transaction
In computing, a transaction is a set of related tasks treated as a single action.
-
lean management
Lean management is an approach to managing an organization that supports the concept of continuous improvement, a long-term ...
-
talent pool
A talent pool is a database of job candidates who have the potential to meet an organization's immediate and long-term needs.
-
diversity, equity and inclusion (DEI)
Diversity, equity and inclusion is a term used to describe policies and programs that promote the representation and ...
-
product-qualified lead (PQL)
A product-qualified lead (PQL) is an individual or business that experienced value from using a product as a result of a free ...
-
marketing-qualified lead (MQL)
A marketing-qualified lead (MQL) is a website visitor whose engagement levels indicate they are likely to become a customer.