Bible Dictionaries
Wadd

Webster's Dictionary

(1):

(n.) Plumbago, or black lead.

(2):

(n.) An earthy oxide of manganese, or mixture of different oxides and water, with some oxide of iron, and often silica, alumina, lime, or baryta; black ocher. There are several varieties.

Bibliography Information
Webster, Noah. Entry for 'Wadd'. Noah Webster's American Dictionary. https://www.studylight.org/​dictionaries/​eng/​web/​w/wadd.html. 1828.