Dictionary
ple•o•nasm
Pronunciation: (plē'u-naz"um), [key]—
n.
1. the use of more words than are necessary to express an idea; redundancy.
2. an instance of this, as
free gift or
true fact.
3. a redundant word or expression.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.