Defn: See Jougs. [Scot.]

JUGLANDIN Jug"lan*din, n. Etym: [L. juglans, -andis, a walnut: cf. F. juglandine.] (Chem.)

Defn: An extractive matter contained in the juice of the green shucks of the walnut (Juglans regia). It is used medicinally as an alterative, and also as a black hair dye.

JUGLANDINE
Jug"lan*dine, n.

Defn: An alkaloid found in the leaves of the walnut (Juglans regia).

JUGLANS
Jug"lans, n. Etym: [L., walnut.] (Bot.)

Defn: A genus of valuable trees, including the true walnut of Europe, and the America black walnut, and butternut.

JUGLONE
Ju"glone, n. Etym: [L. juglans the walnut + -one.] (Chem.)

Defn: A yellow crystalline substance resembling quinone, extracted from green shucks of the walnut (Juglans regia); — called also nucin.

JUGULAR Ju"gu*lar, a. Etym: [L. jugulum the collar bone, which joins together the shoulders and the breast, the throat, akin to jungere to yoke, to join: cf. F. jugulaire. See Join.]