Web design glossary
Understanding web design terms helps you build, manage, and optimize websites. Whether you're a business owner, designer, or just curious, this glossary covers key concepts in web design, UI, and AI-powered site creation.
Explore the terms below to learn more about website performance, accessibility, and user experience.
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A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
X
Y
Z
0-9
- 302 found
- 301 redirect
- 400 bad request
- 401 unauthorized error
- 403 forbidden
- 404 error
- 405 method not allowed
- 429 too many requests
- 408 error
- 431 request header fields too large
- 500 internal server error
- 4o image generation
- 501 not implemented error
- 521 Cloudflare error
- 502 bad gateway
- 503 service unavailable
- 504 gateway timeout
- 522 connection timed out
- 522 error
A
- A/B testing
- Abandoned cart recovery
- Accessibility overlays
- Above-the-fold content
- Above the fold
- Accessibility standards
- Accessibility
- Accordion menu
- Accessibility testing tools
- Adaptive design
- Accessible forms
- AI tools
- AI-generated content
- AI chatbot
- AI website builder
- AJAX (Asynchronous JavaScript and XML)
- Algorithm
- AI personalization
- ALPN (Application-Layer Protocol Negotiation)
- Alt text
- Anchor tag
- Analogous colors
- Anchor text
- API integrations
- API
- Aspect ratio
- Artificial intelligence (AI)
- ATAG (Authoring tool accessibility guidelines)
- Atomic design
- Audience demographics
- Automated web design
- API rate limiting
- Alt tag
- Automation
B
C
- Call to action (CTA)
- Caching strategies
- Certificate authority
- CAPTCHA
- Certificate revocation
- Chatbot
- Carousel
- Clickjacking
- Closed captions
- Click-through rate
- Cloud hosting
- Content management system (CMS)
- CLS (Cumulative layout shift)
- Code editor
- Collapsible menu
- Cognitive load
- Collection item
- Color accessibility
- Code snippets
- Color psychology
- Color theory
- Column grid
- Content hierarchy
- Content audit
- Component libraries
- Content scheduling
- Conversion funnel
- Contrast ratio
- Conversion funnel analysis
- Conversion rate optimization
- Cookie
- Crawl budget
- CSS filters
- CSS frameworks
- CSS preprocessor
- CSS grid
- CSS transitions
- CSS variables
- Custom domain
- CTA testing
- Customer journey mapping
- Customer reviews
- CSS (Cascading style sheets)
- Cross-browser testing
D
- Data-driven design
- Dark mode design
- Data layer
- Data privacy
- Data modeling
- Data training
- Data visualization
- Data security
- Dedicated hosting
- Database management
- Design iteration
- Deployment
- Design system
- Diffusion models
- DNS management
- Design tokens
- DNS propagation
- DNS (Domain name system)
- Domain expiration
- Domain name
- DOM manipulation
- Domain forwarding
- Domain registrar
- Domain privacy
- Domain
- DPI (Dots per inch)
- Drag and drop user interface
- Dynamic pricing
- Dropdown menu
- Dynamic transfer
- Dynamic theming
E
- E-commerce
- Embed code
- Encryption
- ERR_CACHE_MISS error
- ERR_CONNECTION_REFUSED
- ERR_CONNECTION_CLOSED
- ERR_CONNECTION_TIMED_OUT error
- ERR_CONNECTION_RESET
- ERR_QUIC_PROTOCOL_ERROR
- ERR_SPDY_PROTOCOL_ERROR
- ERR_NAME_NOT_RESOLVED
- ERR_TOO_MANY_REDIRECTS error
- Error handling
- Exit intent popup
- Event tracking
- Ethical AI in web design
- External link
- Exit rate
F
G
H
- Hamburger menu
- Haptic feedback
- Header bidding
- Header
- Headless CMS
- Heatmap analysis
- Heatmaps
- Heuristic evaluation
- Hero section
- Homepage
- Hosting
- Hosting control panel
- Hex color codes
- Hover effects
- HTML semantic tags
- Hover state
- HSTS (HTTP Strict Transport Security)
- HTML
- HTTPS (Hypertext transfer protocol secure)
- HTML5 (Hypertext markup language 5)
- Hyperlink
I
J
L
M
- Machine learning (ML)
- Managed SSL
- Managed hosting
- Media queries
- Margins
- Mega menu
- Meta tags
- Meta description
- Media query
- Minimalist web design
- Micro-interactions
- Meta title
- Microinteractions
- Microcopy
- Mobile usability
- Mobile-first design
- Mobile-first design
- Mockup
- Modal window
- Monochromatic scheme
- Multimodal AI
- Motion UI
- Multilingual site SEO
- Multimodal design
N
P
- Padding
- Pagination
- Parked domain
- Password protection
- Payment gateway
- Persona mapping
- Page speed optimization
- Pixel
- PNG (Portable Network Graphics)
- Plugin
- Placeholder text
- Parallax scrolling
- PR_END_OF_FILE_ERROR
- Portfolio templates
- Predictive analytics
- Preloading
- Predictive search
- Progressive web apps
- Prototype
- Product catalog
- Progressive enhancement
- Prompt engineering
- Proximity
- Python
R
S
- Sans-serif fonts
- Scalable vector graphics (SVG)
- Scalability
- Schema markup
- Script fonts
- Self-signed certificate
- Search intent
- Secure checkout
- Semantic HTML
- SEO automation tools
- Server security
- Search query
- SEO (Search engine optimization)
- Serif fonts
- Server uptime
- Shared hosting
- Server-side scripting
- Session duration
- Shared hosting
- Shopping cart
- Side navigation
- Skip links
- Skeuomorphic design
- Slider
- Slug
- Split URL testing
- Social proof
- SQL (Structured Query Language)
- SSL expiration
- SSL (Secure sockets layer)
- Sticky menu
- SSL-handshake
- Sticky navigation
- Subdomain
- Style guides
- Synchronous
- Subscription models
- Synthetic data
T
U
V
W
- Warm colors
- Web accessibility testing
- Web design
- Web-safe fonts
- Web server
- WebP Format
- Website analytics
- Website integration
- Website accessibility
- Website prompts
- White space
- Website template
- Wireframe tools
- Website taxonomy
- Widget
- Wildcard SSL
- Wireframe
- Wrapper
- WPO (Web performance optimization)
- WYSIWYG editor
- WYSIWYG (What you see is what you get)
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