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SEO and growth glossary

D Terms and Definitions

57 plain-English definitions begin with D. Showing page 1 of 2.

All D definitions

DA
Domain Authority, Moz's 0 to 100 metric estimating a domain's ability to rank in search.
Data stream
In GA4, the source of data for a property, configured per website or app.
DataLayer
A JavaScript object used by tag management systems to expose page-level data to tags.
DataLayer push
A method for adding event or variable data into the dataLayer for tag manager processing.
Dataset schema
A structured data type used to mark up datasets for inclusion in dataset search.
Date format localization
Adapting date displays to match each locale's conventions.
Date stamp
A visible date on content indicating publish or last-modified date, used as a freshness signal.
Dead-end page
A page with no internal outbound links, leaving users and crawlers without further paths.
December 2020 core update
A broad core ranking update released by Google in December 2020.
December 2024 spam update
A Google spam update released in December 2024 targeting manipulative content patterns.
Deceptive content warning
A browser or Search Console warning that a site is hosting content intended to deceive users.
Decorative image
An image used purely for visual styling, typically given an empty alt attribute.
Dedicated hosting
A hosting arrangement where a server is reserved exclusively for one customer.
Dedicated IP
An IP address assigned exclusively to one site or customer.
Deep site architecture
A site structure where pages sit many clicks below the homepage.
Default channel grouping
GA4's predefined classification of traffic sources into channels like Organic Search and Direct.
Definition snippet
A featured snippet that returns a definition for a queried term.
Definitive guide
A long-form article positioned as the most thorough resource on its topic.
Demand curve
A representation of how search demand is distributed across a topic's queries.
Desktop rendering
Rendering optimized for or evaluated against desktop user agents and viewports.
Device report
A Search Console performance breakdown by device type.
Digital PR
Public relations work executed online, typically aimed at earning links and brand mentions.
Dimension
A categorical attribute in analytics, such as page path or country, used to segment data.
Direct answer
A SERP element delivering a concise direct answer to a query, typically without requiring a click.
Direct traffic
Visits with no identifiable referrer, traditionally attributed to typed URLs or bookmarks.
Disallow directive
A robots.txt instruction preventing specified crawlers from requesting URLs that match a path.
Disavow file
A text file submitted to Google listing inbound links a site wants ignored when assessing its profile.
Disavow tool
A Google Search Console tool for submitting a disavow file to discount unwanted backlinks.
Discontinued product page
An ecommerce page for a product no longer sold, requiring careful indexing and redirect decisions.
DiscordBot
Discord's link preview bot used when URLs are shared in Discord channels.
Discover report
A Search Console report showing performance in Google Discover.
Discoverability
The extent to which content can be found by users and crawlers through links, sitemaps, and search.
Discussion forums and Reddit pack
A Google SERP feature surfacing relevant discussion threads from forums such as Reddit.
DNS
Domain Name System, the protocol that maps human-readable domain names to IP addresses.
DNS propagation
The period during which DNS changes propagate across the internet's resolvers.
DNS record
An entry in DNS describing how a domain or subdomain should resolve.
DNS-prefetch
A resource hint instructing the browser to resolve a domain's DNS in advance.
Doctype
A declaration at the top of an HTML document specifying the document type and version.
Document Object Model
The structured tree representation of an HTML document used by browsers and scripts.