Found 2 items, similar to Black diamond.
English → English
Definition: black diamond
n : an inferior dark diamond used in industry for drilling and
polishing [syn: carbonado
English → English
Definition: Black diamond
(?; 277), n. [OE. diamaund, diamaunt, F.
diamant, corrupted, fr. L. adamas, the hardest iron, steel,
diamond, Gr. ?. Perh. the corruption is due to the influence
of Gr. ? transparent. See Adamant
1. A precious stone or gem excelling in brilliancy and
beautiful play of prismatic colors, and remarkable for
Note: The diamond is native carbon in isometric crystals,
often octahedrons with rounded edges. It is usually
colorless, but some are yellow, green, blue, and even
black. It is the hardest substance known. The diamond
as found in nature (called a rough diamond) is cut, for
use in jewelry, into various forms with many reflecting
faces, or facets, by which its brilliancy is much
increased. See Brilliant
. Diamonds are said
to be of the first water when very transparent, and of
the second or third water as the transparency
2. A geometrical figure, consisting of four equal straight
lines, and having two of the interior angles acute and two
obtuse; a rhombus; a lozenge.
3. One of a suit of playing cards, stamped with the figure of
4. (Arch.) A pointed projection, like a four-sided pyramid,
used for ornament in lines or groups.
5. (Baseball) The infield; the square space, 90 feet on a
side, having the bases at its angles.
6. (Print.) The smallest kind of type in English printing,
except that called brilliant, which is seldom seen.
Note: [hand] This line is printed in the type called
, coal; (Min.) See Carbonado
. See Bristol stone
, under Bristol
(Zo["o]l.), a large South American weevil
), remarkable for its splendid luster
and colors, due to minute brilliant scales.
(Zo["o]l.), a small Australian bird
, family Ampelid[ae]
.). It is
black, with white spots.
(Engin.), a rod or tube the end of which is
set with black diamonds; -- used for perforating hard
substances, esp. for boring in rock.
(Zo["o]l.), a small Australian sparrow, often
kept in a cage. Its sides are black, with conspicuous
white spots, and the rump is bright carmine.
(Iron Working), a groove of V-section in a
(Chem.), a small steel mortar used for
pulverizing hard substances.
, a cutting tool whose point is
(Zo["o]l.), a harmless snake of Australia
); the carpet snake.
, a small diamond set in a glazier's tool,
for cutting glass.
(bl[a^]k), a. [OE. blak, AS. bl[ae]c; akin to
Icel. blakkr dark, swarthy, Sw. bl["a]ck ink, Dan. bl[ae]k,
OHG. blach, LG. & D. blaken to burn with a black smoke. Not
akin to AS. bl[=a]c, E. bleak pallid. [root]98.]
1. Destitute of light, or incapable of reflecting it; of the
color of soot or coal; of the darkest or a very dark
color, the opposite of white
; characterized by such a
color; as, black cloth; black hair or eyes.
O night, with hue so black! --Shak.
2. In a less literal sense: Enveloped or shrouded in
darkness; very dark or gloomy; as, a black night; the
heavens black with clouds.
I spy a black, suspicious, threatening cloud.
3. Fig.: Dismal, gloomy, or forbidding, like darkness;
destitute of moral light or goodness; atrociously wicked;
cruel; mournful; calamitous; horrible. “This day's black
fate.” “Black villainy.” “Arise, black vengeance.”
“Black day.” “Black despair.”
4. Expressing menace, or discontent; threatening; sullen;
foreboding; as, to regard one with black looks.
Note: Black is often used in self-explaining compound words;
as, black-eyed, black-faced, black-haired,
, the English statute 9 George I, which makes it a
felony to appear armed in any park or warren, etc., or to
hunt or steal deer, etc., with the face blackened or
disguised. Subsequent acts inflicting heavy penalties for
malicious injuries to cattle and machinery have been
called black acts.
(Zo["o]l.), a fish of the West Indies and
Florida (Holacanthus tricolor
), with the head and tail
yellow, and the middle of the body black.
(Chem.), the black sulphide of antimony,
, used in pyrotechnics, etc.
(Zo["o]l.), the common American bear (Ursus Americanus
. See B[^e]te noire
(Zo["o]l.), the common large cockroach
(Zo["o]l.), the black-headed bunting (Embriza Sch[oe]niclus
) of Europe.
, a disease in turnips and other crops,
produced by a species of caterpillar.
(Zo["o]l.), the fisher, a quadruped of North
America allied to the sable, but larger. See Fisher
, any bovine cattle reared for slaughter, in
distinction from dairy cattle. [Eng.]
. See under Cherry
(Zo["o]l.), the palm cockatoo. See
. Same as Melaconite
. (Bot.) See Currant
. (Min.) See Carbonado
(Med.), a cathartic medicine, composed of
senna and magnesia.
(Med.), vinegar of opium; a narcotic preparation
consisting essentially of a solution of opium in vinegar.
, mold; earth of a dark color. --Woodward.
, the flag of a pirate, often bearing in white a
skull and crossbones; a signal of defiance.
(Zo["o]l.), a flea beetle (Haltica nemorum
injurious to turnips.
, a mixture of carbonate of potash and charcoal,
obtained by deflagrating tartar with half its weight of
niter. --Brande & C.
[a translation of G. Schwarzwald], a forest in
Baden and W["u]rtemburg, in Germany; a part of the ancient
, or Black grouse
. (Zo["o]l.) See Blackcock
, and Heath grouse
(Bot.), a grasslike rush of the species Juncus Gerardi
, growing on salt marshes, and making good hay.
(Bot.), an American tree, the tupelo or
pepperidge. See Tupelo
Black Hamburg (grape)
(Bot.), a sweet and juicy variety of
dark purple or “black”
(Zo["o]l.), a fish of the Mississippi valley
), of the sucker family; the
(Zo["o]l.), the Lemurniger
of Madagascar; the
of the natives.
, a list of persons who are for some reason
thought deserving of censure or punishment; -- esp. a list
of persons stigmatized as insolvent or untrustworthy, made
for the protection of tradesmen or employers. See
, v. t.
(Chem.), the black oxide of manganese,
, the close wagon in which prisoners are carried
to or from jail.
(Zo["o]l.), the chimney swift. See Swift
(Bot.), the common so-called long moss of the
southern United States. See Tillandsia
. See under Oak
. See Wad
, a very fine, light carbonaceous substance,
or lampblack, prepared chiefly for the manufacture of
printers' ink. It is obtained by burning common coal tar.
, sheet iron before it is tinned. --Knight.
, malignant anthrax with engorgement of a
shoulder or quarter, etc., as of an ox.
(Zo["o]l.), one of the species of rats (Mus rattus
), commonly infesting houses.
. See Blackmail
, n., 3.
, a disease of wheat, in which a black, moist
matter is deposited in the fissures of the grain.
, one in a family or company who is unlike the
rest, and makes trouble.
. (Min.) See under Silver
Black and tan
, black mixed or spotted with tan color or
reddish brown; -- used in describing certain breeds of
. See under Tea
(Mining), tin ore (cassiterite), when dressed,
stamped and washed, ready for smelting. It is in the form
of a black powder, like fine sand. --Knight.
. See under Walnut
(Zo["o]l.), an American hawk (Buteo Harlani
Syn: Dark; murky; pitchy; inky; somber; dusky; gloomy; swart;
Cimmerian; ebon; atrocious.