Of, like, or obtained from tanbark or a tannin.
Tasting of tannins absorbed from grape skins and seeds and from oak barrels; somewhat bitter or astringent.
Of or obtained from tannin.
The definition of tannic is something coming from or related to tannin, which is a yellowish-brown organic substance with a bitter taste.
A red wine is an example of something that could be described as tannic.
Origin of tannic