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