Tar"tar*ous (?), a. [Cf. F. tartareux.]
Containing tartar; consisting of tartar, or partaking of its qualities; tartareous.
© Webster 1913.
Tar"tar*ous (?), a.
Resembling, or characteristic of, a Tartar; ill-natured; irritable.
The Tartarous moods of common men.
B. Jonson.
© Webster 1913.