close stool

Lidded stool which conceals a pewter or earthenware chamber pot or similar vessel beneath the seat. The alternative terms of night and necessary stools were replaced in the 19thC by what the Victorians called a night commode.

Close stool

A close stool, used from at least the sixteenth century until the introduction of indoor plumbing, was an enclosed cabinet or box at sitting height with an opening in the top, which might be disguised by a folding outer lid. The close stool contained a pewter or earthenware chamberpot to receive the feces when the user sat on it to evacuate. It wa...
Found on http://en.wikipedia.org/wiki/Close_stool

Close Stool

a cabinet with a seat and cover that held a chamber pot. A gentleman of the privy chamber attended the king when he answered the call of nature on his close stool.
Found on http://tudorswiki.sho.com/page/Tudor+Words+Glossary
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