Webster's Revised Unabridged Dictionary · 1913

Shingles

Shingles , noun

[Old French cengle a girth, French sangle, from Latin cingulum a girdle, from cingere to gird. Compare Cincture, Cingle, Surcingle.]

(Medicine) A kind of herpes (Herpes zoster) which spreads half way around the body like a girdle, and is usually attended with violent neuralgic pain.