tannic

Of or obtained from tannin.

Pertaining to or derived from tan.

Of or pertaining to tan; derived from, or resembling, tan.

By extension, any one of a series of astringent substances resembling tannin proper, widely diffused through the vegetable kingdom, as in oak bark, willow, catechu, tea, coffee, etc.

Pertaining to, containing, or obtained from tannin.

derived from tannin