前室
ぜ
ん
し
つ
Meanings
1
Refers to a room at the front of a building or a waiting room before a main room; can be used for a parlor or lobby. The gloss 'anticum' is a rare architectural term.
The visitor was made to wait in the front room for a while.
Let's meet in the hotel lobby.
2
anterior ventricle
Medical/anatomical term; specifically refers to the anterior ventricle of the brain or heart.
The anterior ventricle is located in the front part of the brain.