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Glossary A–Z

Terms starting with D

30 terms. Search all 545 terms →

Content & Email

DKIM

DKIM is an email authentication standard that adds a cryptographic signature verifying a message came from your domain.Read definition →Content & Email

DMARC

DMARC is an email authentication policy that tells receivers how to handle messages that fail SPF or DKIM checks.Read definition →Web Development

DNS

DNS is the system that translates website names into the numeric addresses computers use to find them.Read definition →Web Development

DOM

The DOM is a live tree of objects that represents a web page so code can read and change its content and structure.Read definition →Web Design

Dark Mode

Dark mode is a color scheme that presents an interface with light text on a dark background.Read definition →Analytics

Data Layer

A data layer is a structured object on a page that holds information for analytics and marketing tags to read.Read definition →Analytics

Data-Driven Attribution

Data-driven attribution is a model that uses an algorithm to assign conversion credit based on each touchpoint's real contribution.Read definition →Web Development

Database

A database is an organized, electronically stored collection of data that can be quickly queried and updated.Read definition →PPC

Dayparting

Dayparting schedules ads to run during the specific hours and days when your audience converts best.Read definition →AI / GEO

Deep Learning

Deep learning is a form of machine learning that uses many-layered neural networks to learn complex patterns.Read definition →Content & Email

Deliverability

Deliverability is the ability of email to successfully reach recipients' inboxes rather than the spam folder.Read definition →PPC

Demand-Side Platform

A demand-side platform, or DSP, is software that lets advertisers buy digital ad inventory across many exchanges and networks from one interface.Read definition →Web Development

Dependency

A dependency is an external code library or package that a project relies on to work.Read definition →Web Development

Deployment

Deployment is the process of releasing code or updates from development into a live production environment.Read definition →Web Design

Design Brief

A design brief is a document that defines the goals, scope, and requirements of a design project before work begins.Read definition →Web Design

Design System

A design system is a documented set of reusable components, patterns, and standards for building a product's interface.Read definition →Web Design

Design Token

A design token is a named value that stores a single design decision, such as a color or spacing, as data.Read definition →Social Media

Direct Message

A direct message is a private one-to-one message sent between users on a social media platform.Read definition →Analytics

Direct Traffic

Direct traffic is visitors who arrive at your site without a trackable referral source.Read definition →SEO

Disavow

To disavow is to formally ask Google to disregard certain backlinks pointing to your site.Read definition →PPC

Display Network

The Display Network is Google's system of sites and apps where image and banner ads appear.Read definition →Web Development

Docker

Docker packages an application and its dependencies into a portable container that runs the same everywhere.Read definition →SEO

Dofollow

A dofollow link is a normal link that passes ranking authority to the page it points to.Read definition →SEO

Domain Authority

Domain Authority is a third-party score predicting how well a website is likely to rank.Read definition →Web Development

Domain Name

A domain name is the human-readable address, such as example.com, that people use to reach a website.Read definition →Content & Email

Double Opt-In

Double opt-in is a signup process requiring new subscribers to confirm their email before being added to a list.Read definition →Content & Email

Drip Campaign

A drip campaign is a series of pre written emails sent automatically on a set schedule or trigger.Read definition →SEO

Duplicate Content

Duplicate content is identical or very similar text that appears at more than one web address.Read definition →SEO

Dwell Time

Dwell time is how long a searcher stays on a page after clicking a result before returning to the search results.Read definition →PPC

Dynamic Search Ad

A dynamic search ad uses your website content rather than keywords to target relevant searches.Read definition →