UI ("User Interface") - is the interface of interaction between the visitor and a computer.

UX ("User Experience") - A user’s interaction with the UI with a focus on how satisfying and successful the experience is.

API (“Application Program Interface”),- is how computers and applications communicate with one another.

Applications ( apps) - are programs designed to perform functions, Exp. desktop, mobile or even web apps.

Server - Computers running software that allows users to access your website and houses the hosting.

HTTP (Hypertext Transport (or Transfer) Protocol )- the data transfer protocol used on the World Wide Web.

HTTPS ("Hypertext Transfer Protocol Secure") - the same as HTTP, but uses encryption methods to secure the data passed to and from webpages.

Breakpoint-
These are points when your website will adjust to accommodate the screen size to make sure the user has the best experience viewing the website at that size.

Browser-
The program we used to access the Web — such as Chrome, Firefox, or Safari.

Navigation - Links on a website that points to the other pages. Generally found in the menu at the top of a site or in a footer.

Redirects - A redirect is when a web page is visited at a certain URL, and it changes to a different URL.

Responsive Design - Responsive design ensures that a website is displayed correctly no matter what device the user is viewing it on.

Favicon (“favorite icon”)- it’s the icon that appears in your website’s browser tab.

Domain- The address for a website is entered into the browser.

Bootstrap- refers to a free, open-source front-end framework for designing websites and web apps.

Bug- An error or flaw in the website or app keeps it from running as expected.

Cache- temporary data storage that helps site speed by storing relevant information on your computer the first time you visit a website. Thanks to cache, when you visit the website again, your computer does not have to reload all the website information as it's already saved.

Cookies- It is the data sent by an Internet server to a browser. Each time the browser accesses the same server, it sends the data back as a means of tracking how (and how often) it accesses the server.

Debugging- is the process of identifying the bugs and dealing with them.

Deployment- is a combination of all of the activities that make a software system available for use.

Documentation- the central point of reference for anyone involved in managing, maintaining or using a website or piece of software and provides information on requirements, architecture and design, technical properties, and information for the end user.

Git- a version control system where developers can store and manage their code.

GitHub- a cloud interface for Git, which also offers its features, such as bug tracking, task management and project wikis.

HTML (“Hypertext Markup Language” )-The coding language used to build a website in terms of both form and function.

Attributes - are special words used inside the opening tag to control an HTML Element's behavior.

iFrame - HTML element used to embed a website within another website.

Meta Tag - Additional information on web pages or elements, such as the way a piece of content should display in Google search results, the photo credit for an image, etc.

DOM ("Document Object Model") - is a cross-platform and language-independent interface that treats an XML or HTML document as a tree structure wherein each node is an object representing a part of the document. The DOM represents a document with a logical tree.

Opening/Closing Tags - Angle brackets (<>) that bookend an HTML element to help build the structure of a webpage. Closing tags include a forward slash (</>).

Semantic HTML - is the use of HTML markup to reinforce the semantics, or meaning, of the information in webpages and web applications rather than merely to define its presentation or look.

CSS Selectors - Select the HTML elements you want to style. The commonly used selectors use HTML classes, IDs, and tags; but there are a plethora of complex selectors that can be used to granularly select elements.

CSS Property - Characteristics that are dictated by CSS such as color schemes and fonts.

Hex - Hex color codes are the most commonly used color-coding system that provides values that tell the display how much of a color to show.

JavaScript - is a programming language, which web developers use to add automation, animations, and interactivity to web pages.

NPM ("Node Package Manager")- The default package manager for the JavaScript runtime environment Node.js

Sitemap - Outline of all pages on a website, organized in hierarchical order.

Library - a collection of pre-written code, functions, modules, objects, and classes.

Framework- a collection of APIs, compilers, support programs, and libraries.