confessional
n.— «Apart from “green rooms” there are also “confessionals,” at which designated facilitators tap the views of countries or groups of countries to seek common ground.» —“WTO deals struck in ‘HODs,’ ‘green rooms’” by John Chalmers in Hong Kong Reuters Dec. 17, 2005. (source: Double-Tongued Dictionary)
Further reading
What if, instead of being an inanimate object, a dictionary were alive? That’s the idea behind a lavishly illustrated new children’s book called The Dictionary Story (Bookshop|Amazon) by Oliver Jeffers and Sam Winston. This is part of a...