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Meaning of placeholder

place•hold•er

Pronunciation: (plās'hōl"dur), [key]
— n.
  1. a symbol in an expression that may be replaced by the name of any element of the set.
  2. a person who holds a government office, esp. one appointed to the position in return for political support or favors.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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