witness stand

from The American Heritage® Dictionary of the English Language, 5th Edition.

• noun An enclosed, raised, or otherwise designated area in a courtroom, usually having a seat, from which a witness gives testimony.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun An enclosed area in a courtroom where witnesses give their evidence.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun a box enclosure for a witness when testifying