What is "berlin black"

Berlin \Ber"lin\, n. [The capital of Prussia]

1. A four-wheeled carriage, having a sheltered seat behind the body and separate from it, invented in the 17th century, at Berlin.

2. Fine worsted for fancy-work; zephyr worsted; -- called also Berlin wool.

   Berlin black, a black varnish, drying with almost a dead surface; -- used for coating the better kinds of ironware.
   --Ure.

   Berlin blue, Prussian blue.
   --Ure.

   Berlin green, a complex cyanide of iron, used as a green dye, and similar to Prussian blue.

   Berlin iron, a very fusible variety of cast iron, from which figures and other delicate articles are manufactured. These are often stained or lacquered in imitation of bronze.

   Berlin shop, a shop for the sale of worsted embroidery and the materials for such work.

   Berlin work, worsted embroidery.

Black \Black\, n.

1. That which is destitute of light or whiteness; the darkest color, or rather a destitution of all color; as, a cloth has a good black.

   Black is the badge of hell, The hue of dungeons, and the suit of night.
   --Shak.

2. A black pigment or dye.

3. A negro; a person whose skin is of a black color, or shaded with black; esp. a member or descendant of certain African races.

4. A black garment or dress; as, she wears black; pl. (Obs.) Mourning garments of a black color; funereal drapery.

   Friends weeping, and blacks, and obsequies, and the like show death terrible.
   --Bacon.

   That was the full time they used to wear blacks for the death of their fathers.
   --Sir T. North.

5. The part of a thing which is distinguished from the rest by being black.

   The black or sight of the eye.
   --Sir K. Digby.

6. A stain; a spot; a smooch.

   Defiling her white lawn of chastity with ugly blacks of lust.
   --Rowley.

   Black and white, writing or print; as, I must have that statement in black and white.

   Blue black, a pigment of a blue black color.

   Ivory black, a fine kind of animal charcoal prepared by calcining ivory or bones. When ground it is the chief ingredient of the ink used in copperplate printing.

   Berlin black. See under Berlin.