What does "countinghouse" mean?

An office used by a business to house its accounts department.

What is a synonym for "countinghouse"?

Common synonyms include: boutique, chain store, co op, co-op, concession, cooperative.

noun

noun ·Rare ·Advanced level

Noun

1
An office used by a business to house its accounts department. dated
"[…]they made the journey in a cart, wearing workaday clothes, three of them: Roman, the bailiff, and a countinghouse clerk."
2
office used by the accountants of a business wordnet

"[…]they made the journey in a cart, wearing workaday clothes, three of them: Roman, the bailiff, and a countinghouse clerk."

From counting + house.