Bible Encyclopedias
Tannin
The Nuttall Encyclopedia
An astringent principle found in gallnuts and the bark chiefly of the oak.
Copyright Statement
Public Domain.
Bibliography Information
Wood, James, ed. Entry for 'Tannin'. The Nuttall Encyclopedia. https://www.studylight.org/​encyclopedias/​eng/​nut/​t/tannin.html. Frederick Warne & Co Ltd. London. 1900.