Definitions beginning with A

Marketing and acquisition #

A/B testing

Method comparing two variants of a page, message or journey to measure which one best achieves a goal.

Also searched as : split test test ab

Design, UX and accessibility #

Above the fold

The part of a page visible before the first scroll. It should quickly present the topic, value proposition and useful next action.

Also searched as : au-dessus de la ligne de flottaison

Project, product and business #

Acceptance criteria

Specific, testable conditions used to decide whether a delivered feature or page meets the agreed need.

Also searched as : recette validation livrable

Design, UX and accessibility #

Accessibility conformance report

Document reporting a product’s conformance with accessibility criteria and the limitations found.

Also searched as : acr vpat conformité

Design, UX and accessibility #

Accessibility tree

Semantic representation produced by the browser from the DOM and used by assistive technologies.

Also searched as : arbre accessibilité navigateur

Design, UX and accessibility #

Accessible description

Additional description exposed to assistive technologies when a name alone does not sufficiently explain a component.

Also searched as : aria describedby description

Design, UX and accessibility #

Accessible name

Name exposed to assistive technologies to identify a button, field, link or other interactive component.

Also searched as : nom accessible aria label

Marketing and acquisition #

Acquisition

All actions intended to attract new visitors, prospects or customers through search, advertising, content or partnerships.

Also searched as : traffic generation

Marketing and acquisition #

Ad blocker

Software or browser extension that blocks some or all advertising and tracking scripts.

Also searched as : bloqueur de publicités

SEO, search and visibility #

AEO

Answer Engine Optimization: organizing content to provide direct, precise answers that answer engines can easily reuse.

Also searched as : answer engine optimization

Marketing and acquisition #

Affiliate marketing

Model in which a traffic partner receives payment when a click, lead or sale meets agreed conditions.

Also searched as : affiliate marketing commission

Artificial intelligence #

Agentic commerce

Digital commerce in which an agent can search, compare or prepare a transaction under a person’s control and preferences.

Also searched as : commerce agents achat

Artificial intelligence #

Agentic Web

Evolution of the Web in which software agents read content and use interfaces or structured tools to complete tasks.

Also searched as : web agents outils

Artificial intelligence #

AI Act

European regulation governing certain AI systems according to risk level, use and the obligations of the organizations involved.

Also searched as : règlement intelligence artificielle europe

Artificial intelligence #

AI agent

AI system able to chain steps, use tools and pursue a goal with a degree of autonomy.

Also searched as : ai agent agentic

Artificial intelligence #

AI citation

Link or reference presented with a generative answer to attribute information to a source that can be checked.

Also searched as : citation ia source

Artificial intelligence #

AI crawler

Crawler that visits Web pages for search, indexing, assisted answers or, depending on its stated purpose, training.

Also searched as : robot ia crawler

SEO, search and visibility #

AI discoverability

Ability of content to be crawled, understood, retrieved and cited by AI-assisted search or answer systems.

Also searched as : visibilité ia geo

Artificial intelligence #

AI evaluation

Reproducible protocol measuring the quality, safety, consistency or cost of an AI system on defined cases.

Also searched as : evals benchmark qualité

SEO, search and visibility #

AI Mode

Google generative search experience that builds an answer and offers links from multiple searches and sources.

Also searched as : google recherche générative

SEO, search and visibility #

AI Overview

AI-generated summary shown in some search results, generally combining several sources and links.

Also searched as : Artificial Intelligence Overview aperçu IA

SEO, search and visibility #

AI Overviews

Generative summaries shown by Google Search for some queries, with links to pages used to explore the answer further.

Also searched as : aperçus ia google

Project, product and business #

AI readiness

Readiness of data, processes, skills, controls and objectives required for responsible AI use.

Also searched as : maturité ia organisation

Security and privacy #

AI red teaming

Adversarial evaluation deliberately searching for failures, misuse, bypasses or harmful effects in an AI system.

Also searched as : test adversarial ia

SEO, search and visibility #

AI search

Search combining source retrieval, generative models and a conversational interface to build or refine an answer.

Also searched as : recherche ia moteur réponse

Development and code #

Algorithm

Defined sequence of instructions used to solve a problem, process data or produce a result.

Also searched as : algorithm

Artificial intelligence #

Algorithmic transparency

Information provided about an algorithmic system’s purpose, data, limits, decisions and governance.

Also searched as : transparence algorithme

Design, UX and accessibility #

Alt text

Alternative text attached to an image. It describes its function or content when the image cannot be perceived or loaded.

Also searched as : attribut alt texte alternatif

Development and code #

AMP

Former accelerated mobile page format initiated by Google. Its use has declined in favor of fast conventional responsive websites.

Also searched as : accelerated mobile pages

SEO, search and visibility #

Anchor text

Clickable text of a link. It helps readers and search engines understand the link destination.

Also searched as : ancre de lien link text

SEO, search and visibility #

Answer engine

Service designed to provide a concise, sourced answer rather than only a ranked list of links.

Also searched as : moteur de réponse aeo

Development and code #

API

Interface allowing software to exchange data or trigger functions according to documented rules.

Also searched as : application programming interface

Content and communication #

API-first content

Content structured independently of an interface so it can be distributed consistently to several sites, applications or services.

Also searched as : contenu api headless

Design, UX and accessibility #

ARIA

Set of attributes improving dynamic interface descriptions for assistive technologies when native HTML is insufficient.

Also searched as : accessible rich internet applications

Design, UX and accessibility #

ARIA live region

Region whose dynamic updates can be announced by a screen reader without immediately moving focus.

Also searched as : aria live lecteur écran

Design, UX and accessibility #

Art direction

Use of different crops or compositions for different display contexts instead of only resizing one image.

Also searched as : picture mobile desktop cadrage

Artificial intelligence #

Artificial intelligence

Methods allowing computer systems to perform tasks associated with perception, language, prediction, reasoning or decision-making.

Also searched as : ia ai artificial intelligence

Development and code #

Asynchronous

Execution mode in which an operation can continue without immediately blocking other program tasks.

Also searched as : async asynchronous

Data and measurement #

Attribution

Method assigning conversion credit across the channels and touchpoints in a journey.

Also searched as : attribution model

Marketing and acquisition #

Audience

Group of people likely to view content, use a service or receive a message.

Also searched as : target public

Security and privacy #

Authentication

Process used to verify the identity of a user, service or device.

Also searched as : authentication login

Project, product and business #

Automation

Use of rules or tools to execute repetitive tasks with less manual intervention.

Also searched as : automation workflow

Development and code #

AVIF

Modern image format offering efficient compression for photographs and illustrations, subject to browser and tool support checks.

Also searched as : compression image format