A room for exhibiting samples of goods for sale. / (slang, dated) A grogshop.

Synonym of cleanroom (“room or environment controlled to minimize the presence of airborne matter”)

Alternative form of form room.

Synonym of presence chamber

A reinforced room within a building where the occupants can take shelter during severe storms.

A room that a business uses to pack items for subsequent storage or shipping. / A room in a large house that is used for storing unused items; storage room.

(UK) A room that was once common at larger railway stations in Britain and the British Commonwealth for the purpose of serving food and drink to travellers.

Alternative form of toolroom.

Space in a public area, e.g. on public transport or at a sports or entertainment venue, for people to stand

anechoic chamber