大马士革钢刀

Damascus \Da*mas"cus\, n. [L.]
A city of Syria.

{Damascus blade}, a sword or scimiter, made chiefly at
Damascus, having a variegated appearance of watering, and
proverbial for excellence.

{Damascus iron}, or {Damascus twist}, metal formed of thin
bars or wires of iron and steel elaborately twisted and
welded together; used for making gun barrels, etc., of
high quality, in which the surface, when polished and
acted upon by acid, has a damask appearance.

{Damascus steel}. See {Damask steel}, under {Damask}, a.