from The American Heritage® Dictionary of the English Language, 4th Edition
- n. Biology A vestige.
from The Century Dictionary and Cyclopedia
- n. In anatomy, a vestige; a vestigial structure of any kind; a trace, as the pit which marks the closed foramen ovale between the right and left auricles of the heart.
Latin vestīgium, footprint.(American Heritage® Dictionary of the English Language, Fourth Edition)