Dictionary
al•ter•nant
Pronunciation: (ôl'tûr-nunt, al'- or, esp. Brit., ôl-tûr'nunt, al-), [key]—
adj.
alternating; alternate.
—
n.
Ling.a variant form that exists in alternation with another or others.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.