Webster's Revised Unabridged Dictionary · 1913

Savin

Savin , noun

[Old English saveine, Anglo-Saxon safinae, savine, Latin sabina herba. Compare Sabine.]

(a)
(Botany) A coniferous shrub (Juniperus Sabina) of Western Asia, occasionally found also in the northern parts of the United States and in British America. It is a compact bush, with dark-colored foliage, and produces small berries having a glaucous bloom. Its bitter, acrid tops are sometimes used in medicine for gout, amenorrhoea, etc.
(b)
(Botany) The North American red cedar (Juniperus Virginiana.)

Also: Savine