Dictionary
ad•ven•ti•tious
Pronunciation: (ad"vun-tish'us), [key]—
adj.
1. associated with something by chance rather than as an integral part; extrinsic.
2. Bot., Zool.appearing in an abnormal or unusual position or place, as a root.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.