thumb|upright=1.3|Workers peeling hemlock bark for the tannery in Prattsville, New York, United States Tanbark is the bark of certain species of trees, traditionally used for tanning hides into leather.
thumb|upright=1.3|Workers peeling hemlock bark for the tannery in Prattsville, New York, United States Tanbark is the bark of certain species of trees, traditionally used for tanning hides into leather.
The words "tannin", "tanning", "tan," and "tawny" are derived from the Medieval Latin , "to convert into leather."
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).