Areas are geographic regions or settlements.
An artist is generally a musician, group of musicians, a collaboration of multiple musicians or other music professional contributing to the works described in the MusicBrainz Database.
List of artists, variations of artist names and pieces of text to join the artist names.
An event refers to an organised event which people can attend, and is relevant to MusicBrainz. Generally this means live performances, like concerts and festivals.
Piece of media, included in a release. Contains information about the format, position in the release and an optional title as well as a list of tracks.
A place is a building or outdoor area used for performing or producing music.
Real-world release object you can buy in your music store.
Represents an abstract "album" entity. Technically it's a group of releases, with a specified type.
A series is a sequence of separate release groups, releases, recordings, works or events with a common theme. The theme is usually prominent in the branding of the entities in the series and the individual entities will often have been given a number indicating the position in the series.
Represents a regular internet Uniform Resource Locator and an associated description of that URL.
One layer above recordings ("song", "composition", etc.). While recording represents audio data, work represents the composition behind the recording.