A room before, or forming an entrance to, another; a waiting room.
a large entrance or reception room or area
A manor house (originally because a magistrate's court was held in the hall of his mansion).
The definition of a foyer is an entry hall or open area.
A hall or large anteroom, as a waiting room or vestibule of an apartment house, hotel, theater, etc.
The definition of a vestibule is an enclosed anteroom or reception area, or a body cavity leading to another cavity.
Find another word for antechamber. In this page you can discover 6 synonyms, antonyms, idiomatic expressions, and related words for antechamber, like: anteroom, entrance hall, hall, foyer, lobby and vestibule.