A floor in a building that is located below the ground floor. It can be a basement or a semi-basement.
example
Die Tiefgarage und die Lagerräume befinden sich im Untergeschoss.
The underground parking garage and the storage rooms are located on the lower level.
Usage tips
Word composition
The word is made up of 'unter-' (under) and 'Geschoss' (floor/story). So it literally refers to the floor that is located below the ground floor.
EXAMPLE
Der neue Fitnessraum wird im Untergeschoss gebaut.
The new fitness room is being built in the basement.
Prepositions: location vs. direction
Pay attention to the preposition and the case: 'im Untergeschoss' (in the basement/lower level, dative) describes a fixed location, while 'ins Untergeschoss' (into the basement/lower level, accusative) expresses movement toward it.
EXAMPLE
Die Waschmaschinen stehen im Untergeschoss.
The washing machines are in the basement.
Typical use
This term is often used in technical or official descriptions of buildings, for example in construction plans, real estate listings, or on signs in department stores.
EXAMPLE
Laut Plan befindet sich die Heizungsanlage im Untergeschoss.
According to the plan, the heating system is located on the lower level.
Compare with
near_synonym · confusable
Untergeschoss vs Keller
basement
'der Keller' and 'das Untergeschoss' both refer to an area below the ground floor of a building. 'Keller' sounds more natural in everyday language, especially when things are stored there, such as bicycles, boxes, or supplies. 'Untergeschoss' is more general and a bit more factual. It means an entire floor below the ground floor and can also have rooms that are not used like a typical basement, such as offices, restrooms, or a fitness room. Learners may confuse the words because a 'Keller' is often an 'Untergeschoss'. But not every 'Untergeschoss' automatically sounds like a storage basement.
Untergeschoss
Die Arztpraxis befindet sich im Untergeschoss des Gebäudes.
The doctor's office is located on the lower level of the building.