- topic: Platform

description: A platform makes the connection to a specific software or hardware platform. The `pushbullet` platform works with the service from pushbullet.com.

- topic: Component

description: "The components provide the core logic for the functionality in Home Assistant. Like `notify` provides sending notifications."

- topic: Service

description: "[Services](/docs/scripts/service-calls/) are called to perform actions."

- topic: Event

description: When somethings happen.

- topic: Entity

description: An entity is the representation of a single device, unit or web service.

- topic: Device

description: "Usually this is a physical unit which can do or observe something."

- topic: hass

description: "Often used abbreviation for Home Assistant."

- topic: Discovery

description: The automatic setup of zeroconf/mDNS and uPnP devices after they are discovered.

layout: page

title: "Glossary"

description: "Home Assistant's Glossary."

date: 2017-10-08 08:30

sidebar: true

comments: false

sharing: true

footer: true

{% assign entries = site.data.glossary | sort: 'topic' %}

<ul>

{% for entry in entries %}

<li>

<b>{{ entry.topic }}</b>: {{ entry.description | markdownify }}

</li>

{% endfor %}

</ul>

<b>{% active_link /faq/ FAQ %}</b> |

<b>{% active_link /docs/glossary/ Glossary %}</b>