Definition of "panel" []

• A flat, usually rectangular piece forming a raised, recessed, or framed part of the surface in which it is set. (noun)
• The space or section in a fence or railing between two posts. (noun)
• A vertical section of fabric; a gore. (noun)
• A thin wooden board, used as a surface for an oil painting. (noun)
• A painting on such a board. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "The update panel& the progress panel work fine in AJAX enabled website."
• "I walked reflexively to my dressing room, but stopped short when I saw the name panel on the door."
• "The title panel calls it “Another Adventure of Dirk The Demon as related from the diary of Bill Everett,” with a picture of Everett drawing, and Dirk jumping off the page in a cloud of smoke."