Pronunciation: (an'ses-trē or, esp. Brit., -su-strē), [key]
1. family or ancestral descent; lineage.
2. honorable or distinguished descent: famous by title and ancestry.
3. a series of ancestors: His ancestry settled Utah.
4. the inception or origin of a phenomenon, object, idea, or style.
5. the history or developmental process of a phenomenon, object, idea, or style.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.