rdc

In a sentence

• Le bureau principal est au rdc.

  The main office is on the ground floor.

  In this sentence, 'rdc' refers to the ground floor of a building, which is standard usage in French architecture.

• Je préfère vivre au rdc plutôt qu'à l'étage.

  I prefer living on the ground floor rather than upstairs.

  Here, 'rdc' is used to indicate a specific floor in a residential building for living purposes.

• Les salles de réunion sont toutes situées au rdc.

  The meeting rooms are all located on the ground floor.

  In this sentence, 'rdc' signifies the ground floor where facilities such as meeting rooms are situated.