Found 2 items, similar to Blue vitriol.
English → English
Definition: blue vitriol
n : hydrated blue crystalline form of copper sulfate [syn: blue copperas
, blue stone
English → English
Definition: Blue vitriol
, n. [F. vitriol; cf. Pr. vitriol, vetriol,
Sp. & Pg. vitriolo, It. vitriuolo; fr. L. vitreolus of glass,
vitreus vitreous. See Vitreous
(a) A sulphate of any one of certain metals, as copper, iron,
zinc, cobalt. So called on account of the glassy
appearance or luster.
(b) Sulphuric acid; -- called also oil of vitriol
called because first made by the distillation of green
vitriol. See Sulphuric acid
, under Sulphuric
. See under Blue
, ferrous sulphate; copperas. See under
Oil of vitriol
, sulphuric or vitriolic acid; -- popularly
so called because it has the consistency of oil.
, a native sulphate of cobalt.
Vitriol of Mars
, ferric sulphate, a white crystalline
substance which dissolves in water, forming a red
, zinc sulphate, a white crystalline substance
used in medicine and in dyeing. It is usually obtained by
dissolving zinc in sulphuric acid, or by roasting and
oxidizing certain zinc ores. Formerly called also vitriol of zinc
(bl[=u]), a. [Compar. Bluer
.] [OE. bla, blo, blew, blue, livid, black,
fr. Icel.bl[=a]r livid; akin to Dan. blaa blue, Sw. bl[*a],
D. blauw, OHG. bl[=a]o, G. blau; but influenced in form by F.
bleu, from OHG. bl[=a]o.]
1. Having the color of the clear sky, or a hue resembling it,
whether lighter or darker; as, the deep, blue sea; as blue
as a sapphire; blue violets. “The blue firmament.”
2. Pale, without redness or glare, -- said of a flame; hence,
of the color of burning brimstone, betokening the presence
of ghosts or devils; as, the candle burns blue; the air
was blue with oaths.
3. Low in spirits; melancholy; as, to feel blue.
4. Suited to produce low spirits; gloomy in prospect; as,
thongs looked blue. [Colloq.]
5. Severe or over strict in morals; gloom; as, blue and sour
religionists; suiting one who is over strict in morals;
inculcating an impracticable, severe, or gloomy mortality;
as, blue laws.
6. Literary; -- applied to women; -- an abbreviation of
The ladies were very blue and well informed.
. See Crocidolite
, of, or having, a very dark blue color, almost
. See under Blood
(Zo["o]l.), a small South African antelope
); also applied to a larger
species ([AE]goceras leucoph[ae]us
); the blaubok.
(Zo["o]l.), the buffalo cod.
(Zo["o]l.), the common edible crab of the
Atlantic coast of the United States (Callinectes hastatus
(Bot.), a common plant (Trichostema dichotomum
), resembling pennyroyal, and hence called also
, apparitions supposed to be seen by persons
suffering with delirium tremens
; hence, very low
spirits. “Can Gumbo shut the hall door upon blue devils,
or lay them all in a red sea of claret?”
. See under Gage
, a plum.
, an Australian myrtaceous tree (Eucalyptus globulus
), of the loftiest proportions, now cultivated in
tropical and warm temperate regions for its timber, and as
a protection against malaria. The essential oil is
beginning to be used in medicine. The timber is very
useful. See Eucalyptus
, Blue stone
, blue vitriol; sulphate of copper.
, a man-of war's man; a sailor wearing a naval
. See under Jaundice
, a name first used in the eighteenth century to
describe certain supposititious laws of extreme rigor
reported to have been enacted in New Haven; hence, any
puritanical laws. [U. S.]
, a composition which burns with a brilliant blue
flame; -- used in pyrotechnics and as a night signal at
sea, and in military operations.
(Her.), one of the four pursuivants of the
English college of arms; -- so called from the color of
his official robes.
, a preparation of mercury from which is formed
the blue pill. --McElrath.
or Blue mould
, the blue fungus (Aspergillus glaucus
) which grows on cheese. --Brande & C.
(a) a Monday following a Sunday of dissipation, or itself
given to dissipation (as the Monday before Lent).
(b) a Monday considered as depressing because it is a
workday in contrast to the relaxation of the weekend.
(Med.), mercurial ointment.
(British Marine), a blue flag with a white
square in the center, used as a signal for sailing, to
recall boats, etc. It is a corruption of blue repeater,
one of the British signal flags.
(a) A pill of prepared mercury, used as an aperient, etc.
(b) Blue mass.
(a) The ribbon worn by members of the order of the Garter;
-- hence, a member of that order.
(b) Anything the attainment of which is an object of great
ambition; a distinction; a prize. ``These
[scholarships] were the --blue ribbon of the
(c) The distinctive badge of certain temperance or total
abstinence organizations, as of the --Blue ribbon
, utter ruin; also, gin. [Eng. Slang] --Carlyle.
(Min.), azure spar; lazulite. See Lazulite
(Zo["o]l.), a European and Asiatic thrush
. See Verditer
(Chem.), sulphate of copper, a violet blue
crystallized salt, used in electric batteries, calico
, the open ocean.
, the International Business Machines corporation.
[Wall Street slang.] PJC
To look blue
, to look disheartened or dejected.
, genuine and thorough; not modified, nor mixed;
not spurious; specifically, of uncompromising
Presbyterianism, blue being the color adopted by the
For his religion . . .
'T was Presbyterian, true blue. --Hudibras.